1. CPU: RTK8762C 2. Display: 1.28 inch TFT LCD 3. Resolution: 240*240 4. RAM/ROM: 64mb 5. Battery: polymer lithium battery 230mAh 6. Charging method: magnetic charging 7. Case: TPU+ABS 8. Strap material: TPU 9. Functions: step counting, sleep, heart rate, blood pressure, blood oxygen, call reminder, multi-sports mode, find mobile phone, dial selection, stopwatch, music control, sedentary reminder, drink reminder, alarm clock, raise your hand to brighten the screen, dial Replacement, remote camera, phone SMS notification; WeChat, QQ, Twittre, Facebook, Whatsapp, Skype and other third-party information reminders 10. Support system: compatible with IOS 8.0, Android 4.4 and above system versions 11. Support languages: simplified Chinese, English, German, Russian, Spanish, Portuguese, French, Japanese, Italian, Polish 12. Head size: 57x59x20.5mm 13. Watch strap size: long strap 142mm, short strap 78mm 14. Packing list: watch*1, magnetic charging cable*1, user manual (8 languages)*1