Features: brand new and high quality The high-brightness OLED screen can display clearly in the for sun. The machine has its own storage function, which can store 128 pieces of label information, which can be uploaded to the computer via a USB data cable. Using advanced RFID radio frequency technology, the identification distance is longer 2-12mm, the glass tube label is >5cm, and the 30mm animal ear tag is >15cm. The device is connected via Bluetooth-compatibletooth, and the tag data will be uploaded to the receiving device in real for time. Non-contact card reading, easy to operate. Specifications: Material:PVC Plastic Size:Approx.8.8x16.8x1.5cm/3.46x6.61x0.59inches Color:Black/White Reading distance 2-12MM Animal ear tag>20CM (related to label performance) Signal indication: 0.91 inch high-brightness OLED screen, buzzer Power supply: 3.7V (lithium battery) Storage capacity: 128 messages Communication back: USB2.0, wireless 2.4G, Bluetooth language: English Working temperature: -10-50 Storage temperature: -30-70 Applicable cards: EMID, FDX-B (ISO11784/85) Package Includes: 1x Animal Tag Reader note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.