A. Dual-frequency card reader, strong compatibility, supports two-frequency tag identification, used for animal breeding management, such as cattle, pigs, fish, etc., also suitable for access cards, work permits, and other common items. B. 1.44-inch color large screen, clear operation functions, even in the hot sun, can be clearly displayed, and there is a buzzer prompt when reading. C. Built-in lithium battery, large capacity and worry-free battery life, 800mAh rechargeable lithium battery, long-lasting battery life, automatic sleep, more power saving, can work continuously for 6 hours. D. Can store 1,000 pieces of information, using high-performance chips and processors, can meet the needs of farms and pet stores. E. Three-key position for easy operation, three function buttons, intuitive and easy to operate. F. Tag format: EMID, -B (ISO11784/85) G. Working frequency: 134.2Khz/125Khz H. Standard: ISO11784/85 I. Reading time: Less than 100ms J. Reading and writing distance: 2-12mm glass tube tag 8cm K. Reading and writing distance: 30mm animal ear tag 20cm (related to tag performance) L. Signal indication: OLED screen, buzzer M. Power supply: 800mAh 3.7V (lithium battery) N. Storage capacity: 1000 messages O. Communication interface: USB2.0, wireless 2.4G, Bluetooth P. Working temperature: -10-50 Q. Storage temperature: -30-70 R. Colour: Black S. Material: Plastic T. Package Contents: 1 * RFID Reader, 1 * Charging Cable, 1 * Chinese and English instruction manual. Only the above package content, other products are not included. U. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.