NFC Personalized Smart Sports Watch combines fashion and functionality in one device. Stay on top of your fitness goals, receive notifications, and monitor your health with ease. Ideal for daily wear and sports activities. Specifications: Wireless Version:5.0 Screen Size:2.02 inch Resolution:IPS 320*385 FLASH memory:128MB; Compatible System:Android4.4+/iOS8.4+ Battery Capacity:300mAh; Use Time:2days Standby Time:10days Charge Time:2-3hours; Charging Method: Wireless; Touch Panel TP:Multi touch screen/G+F Near field communication