1.Laser: Double probe 650nm laser<br> 2. Screen: Square IPS HD TFT<br> 3. Screen size: 1.70 inches 240*280<br> 4. Chip: Ultralow power Realtek 8762DW<br> 5.PPG blood oxygen chip: TYHX3605<br> 6. Temperature sensor: CT1711 array<br> 7. Bluetooth: 5.0<br> 8. Battery capacity: 200mAh<br> 9. Charging method: magnetic charger<br> 10. Charging time: about 3-4h<br> 11. APP: SmartHealth<br> 12. System requirements: Android 4.4 and above, iOS 8.2 and above<br> Specifications:<br> 1. Take care of your health:<br> Blood oxygen/body temperature/PPG/respiratory rate/blood pressure/heart rate monitoring, care for distant relatives and friends, sleep tracking.<br> 2. A good helper for exercise:<br> Pedometer, calories burned, distance, multiple sports modes.<br> 3. A good helper for daily life:<br> Call reminder, sync notification, multiple dials, alarm clock, raise your wrist to wake up the watch, camera remote control, Bluetooth music, do not disturb mode, custom dial, weather, etc.<br> Language:<br> Watch Language: Chinese, English, Traditional, Japanese, French, German, Italian, Spanish, Russian, Portuguese, Malay, Korean, Polish<br> APP Language: Chinese, Traditional, English, Japanese, German, Russian, Italian, French, Spanish, Portuguese, Thai, Czech, Greek, Polish, Vietnamese, Turkish, Romanian, Hungarian, Danish , Finnish, Arabic, Ukrainian, Hebrew, Persian, Irish, Slovak, Norwegian, Korean, Croatian, Swedish<br> Package Included:<br> 1*Smart Watch<br> 1*Charging cable<br> 1*User Manual<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store