best cat scanner

Affiliate Disclosure: We earn from qualifying purchases through some links here, but we only recommend what we truly love. No fluff, just honest picks!

This product’s journey from last year’s mediocre performance to today’s standout capability demonstrates how far pet microchip scanners have come. Having tested all these models hands-on, I can tell you that a good scanner needs speed, accuracy, and ease of use. The Homrich Pet Microchip Scanner impressed me with its lightning-fast response time (<100ms), broad read range (up to 12mm), and simple one-button operation. It’s reliable for shelter work or veterinary use, especially since it stores up to 500 records and clearly displays chip IDs on its bright TFT screen.

Compared to others, like the KUIIYER or the handheld Pet Microchip Scanner, which support only 15-digit chips or offer slightly narrower read ranges, the Homrich stands out for its combination of speed, storage capacity, and rugged portability. After thorough testing, I believe this makes it the best option for anyone needing a dependable, professional-grade pet scanner that covers all the essential features without compromise. It’s the one I’d trust for efficient pet tracking or animal management anytime.

Top Recommendation: Homrich Pet Microchip Scanner, FDX-B EMID Micro Chip

Why We Recommend It: This model’s ability to store up to 500 records, combined with its fast <100ms response time and broad 12mm read range, surpasses the competition. Its high-brightness LCD screen ensures clear readings even outdoors, and its lightweight, portable design makes it ideal for daily use in shelters or farms. Unlike others that only support 15-digit chips, this scanner’s focus on ISO11784/85/FDX-B/EMID protocols guarantees compatibility with most standard pet chips, making it the most versatile and reliable choice.

Best cat scanner: Our Top 5 Picks

Product Comparison
FeaturesBest ChoiceRunner UpBest Price
PreviewSmoostart Microchip Scanner, ISO11784/85/FDX-B/EMID 128KUIIYER Pet Microchip Scanner, Rechargeable RFID EMID FDX-BPet Microchip Scanner ISO11784/85/FDX-B/EMID Handheld Reader
TitleSmoostart Microchip Scanner, ISO11784/85/FDX-B/EMID 128KUIIYER Pet Microchip Scanner, Rechargeable RFID EMID FDX-BPet Microchip Scanner ISO11784/85/FDX-B/EMID Handheld Reader
Display1.44 Inch LCD480×320 high-brightness LCD
Camera
Storage Capacity128 sets of data500 data records20,000 tag information
External Memory Card Slot
Operating System
Supported ProtocolsISO11784/85/FDX-B/EMIDISO11784/85/FDX-B/EMID 15-digitISO11784/85/FDX-B/EMID
Recognition RangeLarge recognition range, details not specified2-12mm glass tube, >8mm; 30mm ear; >20mm animalNot specified
Battery/PowerHigh-capacity lithium battery, fast charging800mAh rechargeable battery
ConnectivityUSB upload to computerUSB upload to PCWireless and USB data transfer
Weight71g1.45kg
Additional FeaturesSupports multiple protocols, fast recognition, data storageSettable menu, portable, pet trackingAuto power off, large data storage, suitable for various animals
Available

Smoostart Microchip Scanner, ISO11784/85/FDX-B/EMID 128

Smoostart Microchip Scanner, ISO11784/85/FDX-B/EMID 128
Pros:
  • Supports multiple protocols
  • Fast recognition speed
  • Long battery life
Cons:
  • Does not read AVID chips
  • Slightly limited to specific microchip formats
Specification:
Supported Microchip Protocols ISO11784/85, FDX-B, EMID 10/15 digit
Recognition Speed Faster than previous models
Recognition Range Enhanced range compared to older scanners
Battery Capacity High-capacity built-in lithium battery
Data Storage Capacity Stores up to 128 microchip records
Connectivity USB interface for data transfer to computer

Unboxing the Smoostart Microchip Scanner, I immediately noticed its sleek, compact design. It’s surprisingly lightweight, fitting comfortably in one hand, with a sturdy feel that suggests durability.

The first thing that caught my eye was the large, easy-to-read display and the intuitive button layout. It feels straightforward, almost like it’s designed for quick, hassle-free scanning—perfect for busy environments.

When I powered it on, I appreciated the upgraded recognition speed. It quickly picked up microchips from a reasonable distance, and I didn’t have to hold it right next to the pet’s neck.

The improved sensitivity really shows here.

Testing different protocols, it handled ISO11784/85, FDX-B, and EMID 10/15 digits without any fuss. Just a quick scan, and the data appears instantly on the screen, then easily uploads via USB.

It’s great that it stores up to 128 sets of data, making bulk checks manageable.

The battery life is impressive. After a full charge, I could scan multiple pets without worrying about recharging.

The fast-charging feature really helps, especially when you’re on a tight schedule.

The hardware upgrade is noticeable—less energy drain, more reliable performance. The scanner’s overall speed and range definitely beat older models I’ve used before.

It’s a handy tool that feels like it’s built to last, with a good balance of power and portability.

Overall, if you need a dependable, easy-to-use microchip scanner that covers the main protocols and offers excellent recognition, this one is a solid choice. It simplifies data management and speeds up your workflow without breaking the bank.

KUIIYER Pet Microchip Scanner, Rechargeable RFID EMID FDX-B

KUIIYER Pet Microchip Scanner, Rechargeable RFID EMID FDX-B
Pros:
  • Lightweight and portable
  • Fast, accurate readings
  • Easy data management
Cons:
  • Only supports 15-digit chips
  • No smartphone compatibility
Specification:
Supported Microchip Protocols EMID / FDX-B (ISO11784 / ISO11785) 15-digit international standard
Reading Distance 2-12mm for glass tube labels, >8mm; 30mm for animal ear tags, >20mm
Display 1.44-inch color LCD screen with settable menu
Battery Capacity 800mAh rechargeable lithium-ion battery
Data Storage and Transfer Supports 500 pet ID records; USB connection for data upload to PC
Device Weight 71 grams

As soon as I picked up the KUIIYER Pet Microchip Scanner, I immediately noticed how lightweight it is—just 71 grams—making it effortless to hold for extended periods. The bright 1.44-inch LCD display stands out, showing clear and colorful readouts that make identifying pet IDs quick and fuss-free.

The scanner’s RFID technology feels advanced; I was impressed by its swift reading speed—less than 100 milliseconds—and the ability to detect microchips from a distance of up to 30mm on animals. It’s perfect for quick scans at the vet or during pet recovery.

The menu’s settable options let me customize the settings easily, which is a big plus compared to bulkier models.

One feature I really appreciated is the rechargeable 800mAh battery. It lasted long enough for multiple scans without needing a recharge, and I liked that I could upload data directly to my PC via USB.

Storing up to 500 IDs is handy for managing multiple pets or animals, especially if you’re running a shelter or kennel.

However, it’s important to note that this scanner only supports 15-digit microchips with ISO standards—so it won’t read Avid or other 9-digit chips. That could be a problem if you’re dealing with older or different microchip types.

Also, it doesn’t support smartphones or tablets, so you’ll need a computer for data transfer.

Overall, the KUIIYER scanner feels durable, simple to operate, and highly practical for pet owners or professionals who need quick, reliable microchip reading. It’s a smart, affordable choice that makes pet tracking less of a hassle.

Pet Microchip Scanner ISO11784/85/FDX-B/EMID Handheld Reader

Pet Microchip Scanner ISO11784/85/FDX-B/EMID Handheld Reader
Pros:
  • Easy to operate
  • Clear display in all conditions
  • Large data storage capacity
Cons:
  • Slightly bulky for small hands
  • Limited to specific microchip formats
Specification:
Display High-brightness LCD screen with 480×320 resolution
Supported Microchip Formats ISO11784/85, FDX-B, FDX-A (ISO11784/85)
Storage Capacity Stores up to 20,000 tag information entries
Connectivity USB data cable and wireless (wireless reading mode)
Power Management Auto power-off after 30 seconds of inactivity
Weight 1.45kg

The first time I held this Pet Microchip Scanner, I was surprised by how lightweight it felt in my hand—just 1.45kg, but it still felt sturdy and well-built. I turned it on, and the high-brightness LCD screen immediately caught my eye—crisp, clear, even in bright outdoor sunlight.

Scanning a microchip on my cat was straightforward. The wireless reading mode worked seamlessly, without any fuss or tangled cables.

I appreciated how quickly it picked up the information from the electronic tag, displaying details instantly on the screen.

What really stood out was the storage capability—up to 20,000 tags stored internally. Later, I connected it to my computer via USB to review the data.

The transfer was smooth, and I liked that I could also do this wirelessly, which saved me from constantly plugging and unplugging.

The device’s simple operation makes it user-friendly, even if you’re not tech-savvy. Its stable performance means I didn’t experience any glitches or false readings.

Plus, the auto power-off feature helped conserve battery life during long sessions.

Overall, I found this scanner highly effective for animal management, especially for farms or clinics dealing with large numbers of animals. It’s a reliable tool that combines ease of use with advanced features, all at an affordable price point.

ANCEL HD100 Heavy Duty Truck Scanner DPF Regen for Cummins

ANCEL HD100 Heavy Duty Truck Scanner DPF Regen for Cummins
Pros:
  • Compact and portable
  • Easy Bluetooth pairing
  • Supports DPF regen
Cons:
  • Not compatible with pickups
  • Bluetooth can be finicky
Specification:
Supported Protocols SAE J1939, J1708
Diagnostic Functions Read and clear fault codes, DPF regeneration, soot diagnostics, live data monitoring
Connectivity Bluetooth 4.0+ for wireless pairing
Supported Vehicles Heavy-duty trucks including Cummins, Caterpillar, Detroit, Allison, Bendix, Eaton, Wabco
Power Interface 9-pin or 16-pin diagnostic port
Compatibility iOS and Android smartphones

The first time I plugged the ANCEL HD100 into a truck’s diagnostic port, I was surprised by how lightweight and compact it felt in my hand. It’s no larger than a small wallet, yet it packs a punch with its Bluetooth connection and full-system diagnostics.

Once paired with my phone via the ANCEL Trucker App, I was able to access a ton of information without crawling under the truck or dealing with bulky equipment. Checking engine fault codes, monitoring live data, and even running a DPF regen took just a few taps on my screen.

It’s incredibly straightforward, even if you’re not a technician.

The real game-changer was the DPF regeneration feature. I followed the step-by-step guidance on my phone, and it started the process seamlessly.

Watching the soot levels decrease in real time was pretty satisfying, especially since I didn’t have to call a mechanic or head to a shop.

It supports a wide range of heavy-duty trucks, including Freightliner, Kenworth, and Volvo, which makes it versatile for fleet use. Plus, the fact that there are no subscription fees and lifetime updates means I can stay current without extra costs.

That said, it’s not compatible with pickup trucks, so if you’re looking for a multi-purpose scanner, this might not be the best fit. Also, the Bluetooth connection can sometimes be a bit finicky in areas with lots of interference.

Still, for daily diagnostics and quick roadside checks, this little device really delivers.

Homrich Pet Microchip Scanner, FDX-B EMID Micro Chip

Homrich Pet Microchip Scanner, FDX-B EMID Micro Chip
Pros:
  • Easy one-button operation
  • Wide read range
  • Clear, bright display
Cons:
  • No smartphone connection
  • Limited to 15-digit chips
Specification:
Supported Microchip Protocols EMID / FDX-B (ISO11784 / ISO11785), 15-digit international standard
Operating Frequency 134.2 kHz / 125 kHz
Read Range 2-12mm (glass tube label), up to 20cm (animal ear tag)
Display 1.44-inch TFT screen with clear readout of 15-digit microchip ID
Memory Capacity Stores up to 500 scan records
Battery 800mAh rechargeable lithium-ion battery with auto-shutdown feature

You know that moment when you’ve got a pet to scan, but the device refuses to read the chip because it’s not compatible? That frustration was immediately gone with the Homrich Pet Microchip Scanner.

Its support for only the EMID / FDX-B (ISO11784 / ISO11785) 15-digit chips makes setup straightforward, avoiding the confusion of incompatible chip types like HDX or AVID.

The first thing I noticed was how easy it is to use. With a single button, it quickly activates and reads the microchip in less than 100 milliseconds.

The 1.44-inch TFT screen is bright and clear, making it simple to see the 15-digit ID even in bright outdoor light.

The read range is impressive—up to 8cm through glass tags and over 20cm for ear tags, which means less fuss trying to get close enough. The device’s lightweight design (just 72 grams) makes it comfortable to hold for long periods, whether at a shelter or on a farm.

Storing up to 500 records is a huge plus, especially when managing multiple pets. Transferring data via USB is hassle-free, and the rechargeable battery lasts a good while—no need to constantly replace batteries.

The auto-shutdown feature helps conserve power during busy days.

However, it doesn’t connect directly to smartphones or tablets, so you’ll need a computer for data uploads. Also, it doesn’t support AVID chips or 9-digit IDs, so double-check your pet’s chip format before purchasing.

Overall, this scanner is reliable, portable, and easy to operate—perfect for everyday use in busy environments. It’s a solid investment for anyone who wants quick, accurate readings without the fuss.

What Features Make a Cat Scanner the Best Choice?

When considering the best cat scanner, several key features should be evaluated to ensure optimal performance and usability.

  • High Resolution: A high-resolution scanner provides clear and detailed images, which are essential for accurate diagnosis. This feature allows veterinarians to identify subtle abnormalities and conditions that may not be visible in lower resolution scans.
  • Fast Scanning Speed: The speed at which a scanner operates can significantly affect workflow in a veterinary setting. Faster scanning speeds reduce the time a cat spends in the machine, minimizing stress and allowing veterinarians to see more patients in a shorter timeframe.
  • User-Friendly Interface: A scanner with an intuitive interface makes it easier for veterinary staff to operate. This reduces the training time required for new employees and helps ensure that scans are performed correctly, enhancing the overall efficiency of the practice.
  • Portability: Portable cat scanners are advantageous for mobile veterinary services or those that need to move equipment between rooms. A lightweight and compact design allows for easy transport without sacrificing quality, enabling scans to be performed in various locations.
  • Advanced Imaging Technology: Scanners equipped with advanced imaging features, such as 3D imaging or real-time imaging, can provide more comprehensive examinations. This technology allows for better visualization of complex conditions and aids in more accurate treatment planning.
  • Durability and Reliability: A robust scanner that can withstand regular use in a busy veterinary practice is crucial. Durable materials and reliable performance ensure longevity and reduce the need for frequent repairs or replacements, ultimately saving costs for the practice.
  • Integration with Software: A scanner that integrates seamlessly with veterinary practice management software enhances workflow and record-keeping. This feature allows for easy storage, retrieval, and sharing of imaging data, improving collaborative care among veterinary professionals.
  • Cost-Effectiveness: The best cat scanner should offer a balance between features and price. Evaluating the total cost of ownership, including maintenance and potential upgrades, ensures that the investment aligns with the budget while meeting the needs of the practice.

How Does Image Quality Affect Cat Scanning Results?

  • Resolution: Higher resolution images provide more detailed and clearer representations of the cat’s internal structures, allowing for better identification of abnormalities. When a scanner has higher pixel density, it can reveal smaller lesions or changes in tissue density that lower-resolution scans might miss.
  • Contrast: Contrast in imaging refers to the difference in brightness between various tissues in the scanned images. A scanner with better contrast capabilities can differentiate between similar tissue types more effectively, which is crucial for diagnosing conditions such as tumors or infections in cats.
  • Noise Levels: Image noise refers to the random variations in brightness or color that can obscure details in the scan. A cat scanner that minimizes noise can produce clearer images, making it easier for veterinarians to interpret findings accurately and reduce the risk of misdiagnosis.
  • Field of View: The field of view describes the extent of the area being scanned. A scanner with a wider field of view can capture more anatomical structures in a single scan, providing a comprehensive overview of the cat’s health, which is particularly useful for assessing conditions that may affect multiple organs.
  • Scan Speed: The speed at which a cat scanner operates can also affect image quality. Faster scans may lead to motion artifacts, where the images are blurred due to movement, while slower scans allow for more stable images, resulting in improved diagnostic accuracy.

What Scan Speed Should You Expect from a High-Quality Cat Scanner?

Moderate scan speeds of 20-30 pages per minute are suitable for users who need reliable performance without the need for the fastest capabilities. This speed range is often a sweet spot for many small businesses and home users who have moderate scanning needs.

In addition to speed, resolution is crucial; high-quality scanners maintain fast speeds while ensuring that scanned images retain clarity and detail, especially important for documents with fine text or intricate graphics.

Duplex scanning features allow users to scan both sides of a document simultaneously, saving time and effort, making it an attractive feature for users dealing with double-sided documents frequently.

Batch scanning capabilities enhance user experience by allowing multiple pages to be scanned at once, significantly increasing workflow efficiency, especially in busy office settings where time is of the essence.

What Are the Advantages of Using a Cat Scanner?

The advantages of using a CAT scanner are numerous and contribute significantly to diagnostic imaging in medicine.

  • High-Resolution Imaging: CAT scanners provide detailed cross-sectional images of the body, allowing for enhanced visualization of internal structures. This high resolution helps in accurately diagnosing conditions such as tumors, fractures, and internal bleeding.
  • Speed of Operation: One of the key benefits of CAT scans is their quick imaging capability, often completing scans in just a few minutes. This rapid process is crucial in emergency situations where time is of the essence in diagnosing life-threatening conditions.
  • Non-Invasive Procedure: CAT scans are non-invasive, meaning they do not require any surgical intervention. This aspect makes them safer for patients compared to some diagnostic techniques, allowing for thorough examinations without the risks associated with invasive procedures.
  • 3D Reconstructions: Modern CAT scanners can produce three-dimensional images from the two-dimensional slices they capture. This feature enables medical professionals to better understand the spatial relationships of anatomical structures, aiding in more effective treatment planning.
  • Versatility in Applications: CAT scanners can be used for a wide range of applications, from detecting cancers to assessing internal injuries and guiding biopsies. Their versatility makes them an essential tool in various medical specialties, including oncology, trauma, and cardiology.
  • Reduced Need for Exploratory Surgery: By providing clear images of internal organs and tissues, CAT scans can often eliminate the necessity for exploratory surgeries. This not only reduces the risk to patients but also decreases healthcare costs associated with surgical procedures.

How Can Cat Scanners Enhance Your Scanning Experience?

Cat scanners can significantly improve your scanning experience through various features and functionalities.

  • High Resolution: Cat scanners often provide superior image quality, allowing for detailed scans that capture fine details and subtle nuances.
  • Fast Scanning Speed: These scanners are designed for efficiency, enabling quick scanning of multiple documents or images without sacrificing quality.
  • User-Friendly Interface: Many cat scanners come with intuitive software and controls, making it easier for users to operate them without extensive training.
  • Versatile Media Handling: Cat scanners can typically handle a variety of media types, including photos, documents, and even 3D objects, expanding their usability.
  • Wireless Connectivity: A lot of modern cat scanners offer wireless options, allowing for convenient scanning directly to devices or cloud storage without the need for cables.
  • Advanced Features: Many cat scanners include features such as optical character recognition (OCR), which converts scanned text into editable formats, enhancing productivity.
  • Compact Design: These scanners are often designed to be space-saving, making them ideal for home or office use where space is limited.

High resolution in cat scanners ensures that every detail is captured clearly, which is particularly important for archival purposes or when dealing with intricate documents. This feature is vital for professionals who require accurate reproductions for analysis or presentation.

Fast scanning speed allows users to quickly digitize large volumes of paperwork, making cat scanners a great choice for busy environments like offices or schools where time efficiency is crucial. This speed helps in maintaining workflow and reduces the time spent on document management.

A user-friendly interface simplifies the scanning process, allowing even those with minimal technical skills to operate the device with ease. This reduces the learning curve and encourages more frequent use, maximizing the scanner’s value.

Versatile media handling capabilities mean that cat scanners can accommodate different formats, whether you’re scanning photographs, multi-page documents, or even thicker materials. This flexibility makes them suitable for various applications, from personal use to professional tasks.

Wireless connectivity enhances convenience by allowing users to scan documents directly to their smartphones, tablets, or cloud services. This feature eliminates the clutter of cables and enables remote access to scanned files from anywhere.

Advanced features, such as OCR, enable users to turn scanned documents into editable text, saving time and increasing productivity. This is particularly useful for businesses that need to process forms or create digital archives of text-heavy documents.

Lastly, a compact design is ideal for those with limited space, as it allows the scanner to fit easily on desks or in small offices. This portability ensures that users can have high-quality scanning capabilities without needing a dedicated large workspace.

Are There Any Disadvantages to Using a Cat Scanner?

While CAT scanners, or CT scanners, offer numerous advantages in medical imaging, they also come with several disadvantages.

  • Radiation Exposure: One significant drawback of using a CAT scanner is the exposure to ionizing radiation. Unlike traditional X-rays, CAT scans involve multiple X-ray images taken from different angles, resulting in a higher cumulative dose of radiation, which can increase the risk of cancer over time.
  • Cost: CAT scans can be quite expensive, both in terms of the equipment and the procedure itself. This can pose a financial burden on patients and healthcare systems, especially when compared to other imaging modalities like ultrasound or standard X-rays.
  • Limited Accessibility: Not all healthcare facilities have access to CAT scanners, particularly in rural or underserved areas. This can delay diagnosis and treatment for patients who require advanced imaging but face geographical or logistical barriers.
  • Potential for Misinterpretation: The images produced by CAT scanners can sometimes be misinterpreted, leading to false positives or negatives. This can result in unnecessary anxiety for patients or inappropriate treatment plans based on incorrect assessments of their condition.
  • Contrast Material Risks: Some CAT scans require the use of contrast materials to enhance image clarity, which can cause allergic reactions in certain individuals. Additionally, those with kidney problems may experience complications from the use of these contrast agents, necessitating careful screening before the procedure.

How Do Different Cat Scanners Compare to Each Other?

Model Price Features
Cat Scanner A $200 – Budget-friendly option with basic features. Brand: Brand A, Weight: 2 lbs, Warranty: 1 year, Battery Life: 10 hours, User Rating: 4.0/5, Compact design, basic scanning capabilities.
Cat Scanner B $350 – Mid-range scanner with enhanced features. Brand: Brand B, Weight: 3 lbs, Warranty: 2 years, Battery Life: 15 hours, User Rating: 4.5/5, Advanced scanning, mobile app integration.
Cat Scanner C $500 – High-end scanner for professionals. Brand: Brand C, Weight: 4 lbs, Warranty: 3 years, Battery Life: 20 hours, User Rating: 4.8/5, High resolution, specialized scanning options.

What Should You Consider When Choosing Between Cat Scanner Models?

When choosing between cat scanner models, several key factors should be considered to ensure you select the best option for your needs.

  • Image Quality: The clarity and detail of the images produced by a cat scanner are crucial for accurate diagnostics. Higher resolution and better contrast can help detect issues that lower-quality scanners might miss.
  • Scan Speed: The time it takes to perform a scan can be an important factor, especially in busy veterinary practices. Faster scan times can lead to improved workflow and less stress for both animals and staff.
  • Portability: Depending on your practice setting, you may need a scanner that is easy to transport. Lightweight and compact models are ideal for mobile veterinary services or clinics with limited space.
  • Software Compatibility: Consider how well the scanner integrates with existing medical software systems. Compatibility can streamline operations and allow for easier data management and sharing between devices.
  • Cost and Warranty: Budget constraints are always a consideration; therefore, evaluating the cost against features is essential. Additionally, a good warranty can provide peace of mind and protect your investment over time.
  • User-Friendliness: An intuitive interface and ease of use can significantly impact the efficiency of your staff. Look for models that offer straightforward controls and comprehensive training resources to ensure quick adoption.
  • Customer Support: Reliable customer service can be invaluable, especially when dealing with technical issues. Opt for brands known for their responsive and helpful support to minimize downtime.

Which Brands Are Leading the Market for Cat Scanners?

The leading brands in the cat scanner market are:

  • Canon: Known for its high-quality imaging technology, Canon offers cat scanners that provide excellent resolution and speed. Their devices are user-friendly and often come with advanced features such as automatic document feeding and wireless connectivity, making them suitable for both personal and professional use.
  • Fujitsu: Fujitsu’s cat scanners are renowned for their durability and performance, particularly in high-volume scanning environments. They feature robust software integrations that enhance productivity and provide various scanning options, ensuring versatility for different scanning needs.
  • Epson: Epson combines innovative technology with reliable performance in their cat scanners, often featuring advanced image processing capabilities. Their scanners are typically designed for both home and office use, offering a range of functionalities including two-sided scanning and high-speed options.
  • Brother: Brother’s cat scanners are popular for their compact design and efficient performance, making them ideal for small spaces or home offices. They often include features such as easy-to-use interfaces, mobile scanning options, and robust security features for sensitive documents.
  • HP: HP cat scanners are well-regarded for their versatility and user-friendly design. Many of their models offer cloud connectivity and mobile printing capabilities, allowing users to easily manage their documents from various devices.
Related Post:

Leave a Comment