Features 1、Multiple Protocol Support: The handheld pet tag scanner supports multiple protocols, reads 134.2KHZ 125KHz frequency, and supports EMID and FDX‑B (ISO11784/85) microchips. 2、Organic LED Screen: The animal tag reader adopts an organic LED screen with high brightness and clarity, which can be clearly displayed even in sunlight, improving reading efficiency. 3、Quick Recognition: The pet tag reader has a reading response time of&lt;100MS, greatly improving work efficiency. With 500 pieces of information storage capacity, it can meet more usage needs. 4、Non Contact Reading: Using advanced radio frequency technology, the recognition distance is longer. For 2‑12mm glass labels, the distance is&gt;8cm, and for 30mm animal ear labels, it is&gt;20cm. 5、Long Term Endurance: This pet microchip scanner has a built in 3.7V lithium battery with a large capacity of 800mAh, ensuring long term endurance, convenient to use anytime, anywhere. Specification Item Type: Pet Tag Reader Model: W91B Working Frequency: 134.2khz 125khz Tag Format: EMID, FDX-B (ISO 11784/85) Reading Tag Distance: 2-12mm Glass Tag: >8cm / 3.1in, 30mm Animal Ear Tag: >20cm / 7.9in (depending on tag performance) Standard: ISO1784/85 Reading Time: <100ms Signal Display: 1.44 inch TFT screen, buzzer Power: 1 x 3.7V Polymer Lithium Battery 800mAh (built in) Storage Capacity: 500 Information Records Comm Interface: Type C Operating Temperature: -10℃-50℃ Storage Temperature: -30℃-70℃ Package List 1 x Scanner 1 x USB Cable 1 x User Manual