Features: This is a low frequency tags scanner that adopts wireless identification technology and it supports reading ID64, FDX-B (ISO11784/85) etc. tags. This scanner uses high brightness OLED display which can be seen clearly in bright light environment. It can store max 128 records of tags information with its built-in memory, users can upload the information to the com-puter through USB cable. This product is stable with simple operation which is widely used for little animal management, resource management, railway inspection, etc. With built in battery, and it will alarm when the built-in battery is under low power. Specifications: Material: ABS Main color: white Recharging voltage: 5V Working frequency: 134.2KHz/125KHz Support tags: EMID, FDX-B (ISO11784/85) Display: OLED Reading range: 100~150mm (Specific distance depends on the chip) Working temperature: -15~45 Battery: 1 * lithium battery, 750mAh, 3.7V (included) Memory: 128 records Package size: 175 * 85 * 35mm / 6.9 * 3.3 * 1.4in Package weight: 110g / 3.9ounce Packing List: 1 * ID Reader 1 * USB Cable 1 * User Manual