Features: Small size and round in appearance, comfortable to the touch, and easy to carry. Supports electronic in EMID, FDX-B (ISO1784/85) and other formats. Using a 1.44 " display screen, the label number and device status are clearly displayed. Comes with storage function, can store up to 500 information. It can be uploaded to a computer through a USB data cable, or uploaded to device in real-time through wireless 2.4Ghz or Bluetooth-compatible. Specifications: Material:ABS Working frequency:134.2Khz/125Khz Format:EMID, FDX-B (ISO11784/85) Reading and writing distance: 2-12mm glass tube label>8cm, 30mm animal ear >20cm (depending on label performances) Standard: ISO11784/85 Reading time<100ms Wireless distance 0-80m Bluetooth-compatible distance 0-20m Signal indication: 1.44inch LCD screen, buzzers Power supply 3.7V (800mAh battery) Storage capacity of 500pieces of information Type:Standard,Bluetooth-compatible Color:White,Black Package Includes: 1Piece Animal Chip Reader note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.