Features: 1. Exquisite appearance, Apple technology, durable; 2. The first reader embedded design, the overall aluminum structure; 3. the first real-time intelligence investigation and security guards patrolling the current situation, smart tips missed, wrong sequence, failure, etc. state; 4. OLED LCD display Chinese, still clearly visible in bright light; 5. LED Flashlight function; 6. Standard USB communication, solve similar products contact weld failure rate, fear electrostatic shock; 7. pioneered dynamic graphics software design, powerful, clear, one machine, one dog encryption; other technical indicators: Reading distance: 125k 3-5cm storage capacity: 10,000 (expandable to 30000) prompt modes: buzzer + lamp Battery : 3.7V lithium polymer battery Charging time: less than 2.5 hours working time: 60000 times reader or seven days of communication: USB data cable Working environment: -20-85 degrees Celsius indicator Tip: undervoltage / storage full / repeat reader ( see instructions) protection: IP68