SMA-Round 1.28 inch Color Touch Screen Bluetooth Leather Strap Smart Watch, Waterproof, Support Voice Control Heart Rate Monitor Sleep Monitor Bluetooth Camera, Compatible with Android and iOS System 1. All day activity tracking: accurately record all day activities like distances, steps, calories burned. 2. Receive call, calendar, SMS and SNS notifications on display, never miss the messages that matter. 3. Muti-sports modes,anti-lost. 4. Sedentary alert, set reminders for periods of time of inactivity. 5. Remote camera shooting,operation on the screen could remotely control photography shooting. 6. Surpport sleep monitoring, heart rate monitoring. 7. CPU: MTK2502A 8. Requires iOS 8.0 Android 4.4 and above. 9. Bluetooth 4.0 + 3.0 10. Storage: 128M + 32M 11. Working time: about 3 days 12. 1.28 inch IPS screen 13. Battery type: Li battery 14. Support more than 38 kinds of language 15 Peoduct size: 25*4.4*1.4cm 16. Peoduct weight: 58g