Features: 1.Adopt for RFID wireless reading method, support for EMID or FDX B (ISO1784 or 85) and other formats of electronic tag. 2.With high brightness display, can display clearly under strong light conditions indoor or outdoor. 3.Support storage function, can store up to 128 pieces of label information, users can upload it to the computer through the USB data cable. 4.With low battery alarm, ultra low battery automatic shutdown, overtime no operation automatic shutdown function. Built in lithium battery, support USB charging. 5.Stable performance, simple operation, compact and easy to carry, suitable for small animal management and traceability. Specification: Item Type: Animal Tag Reader Material: ABS Plastic Model: W90B Standard: Support for EMID, FDX-B (ISO11784 or 85) Reading Distance: Approx. 2-12mm or 0.08-0.47in Glass Tube Label8cm or 3.1in Approx. 30mm or 1.2in Animal Ear Tag20cm or 7.9in (Related To Label Performance) Frequency: 134.2Khz or 125Khz Reading Time: Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.