1. Built-in 3D acceleration sensor with high sensitivity can catch your each small action. Making more accurate pedometer. 2. It can trace your burring calories movement steps movement distance and also could set and inquire the complete of moving goal. 3. With individual signature functions you can enter what you want to show on the LED screen by computer showing the personality and fashion. 4. Strap integrated USB 2.0 interface as a whole plug and play. Built-in large capacity storage space can be used as portable hard drive. 5. With the memory function of movement data could record and view the one's movement data for more than 10 years. 6. Display time/day; adjust time with the computer synchronization. 7. Built-in Capacitive touch buttons possessing more sense of fashion and technology. 8. USB rechargeable watch built-in rechargeable battery connected to the USB port to store data and charging. 9. Small and light body Simple and fashionable Design of Circular are for wrist More comfortable to wear. Display screen: LED Lattice Screen 13X7 Capacity:8G Interface type