SD-2 1.69 inch TFT Touch Screen IP68 Waterproof Smart Watch, Support Sleep Monitoring / Heart Rate Monitoring / Multi-sports Mode / GPS Positioning(Army Green)

1. Chip model: Dialog 146952. RAM: 64K3. ROM: 128M4. Bluetooth version: BLE 5.05. Heart rate sensor: HX3690Q (true blood oxygen)6. Acceleration sensor: STK83217. GPS: Broadcom 477558. Size: 1.69 inch TFT screen, resolution: 240*2809. Battery capacity: 260mAh10. System requirements: IOS9.0 and Android 4.4 and above11. Waterproof rating: IP6812. Product firmware language: Chinese, English, Russian, Japanese, German, Spanish, French, Italian, Polish, Korean, Portuguese13. APP language: English, Simplified Chinese, Traditional Chinese, Japanese, French, German, Italian, Spanish, Russian, Portuguese, Malay, Korean, Polish, Thai, Romanian, Bulgarian, Hungarian , Turkish, Czech, Slovak, Danish, Norwegian, Swedish, Filipino, Ukrainian, Vietnamese, Dutch, Croatian, Arabic, Indonesian, Greek14. Functions: step counting, heart rate monitoring, sleep monitoring, blood pressure monitoring, blood oxygen monitoring, multiple sports modes (outdoor running, indoor running, indoor cycling, outdoor cycling, walking, free training, table tennis, basketball, football , Badminton, cricket, mountaineering, cross-country, pool swimming, open water swimming, stair climbing), information and social information push, call reminder, alarm clock, sedentary reminder, stopwatch, mobile phone search, remote camera, etc.15. Material: aluminum alloy + TPU16. Weight: 45.5g17. Size: 52.0x37.0x11.5mm