1. Functions: Bluetooth calling, non-invasive blood glucose measurement, HRV function, MET function, body temperature monitoring, blood oxygen monitoring, breathing training, stress monitoring, womens health (menstrual tracking), heart rate monitoring, blood pressure monitoring, sleep monitoring, sedentary reminder and other health functions.2. Sports functions: step/calorie/distance counting, multi-sport modes.3. Other functions: stopwatch, flashlight, countdown, step counting, calories, distance, sleep monitoring, exercise mode, incoming call reminder, alarm clock reminder, raising your hand to light up the screen, social sharing (WeChat, QQ, Facebook, Twitter), etc., shake Photograph4. Care: Families share real-time data5. Main control chip: ultra-low power consumption 7013A 66. Blood oxygen: infrared light + red light true blood oxygen7. Gravity sensor: ROHM 10578. Vibration: Silent/Vibration9. Waterproof level: IP6710. Compatible systems: Android 4.4 and above, iOS 8.2 and above11. Screen size: 2.01 inches high resolution 240x296 screen12. Screen type: IPS HD TFT13. Bluetooth: 5.3BLE (low power consumption)14. Battery capacity: 380mAh15. Charging method: magnetic charging16. Charging time: about 3-4H17. Battery life: 5-7 days of use, 20+ days of standby18. Control method: full-screen touch control, mobile APP control19. Language:Watch side: Chinese, English, Japanese, Russian, German, Spanish, Italian, French, Portuguese, Korean, Polish, Czech, Traditional.APP: Russian, Hungarian, Turkish, German, Italian, Czech, Slovak, Japanese, French, Polish, Persian, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Vietnamese , Arabic, Korean.20. Packing list:Watch x 1Silicone band x 1Charging cable x 1Instruction manual x 1Packing box x 1Specification: Package Weight One Package Weight 0.12kgs / 0.27lb One Package Size 16.5cm * 7.5cm * 2.5cm / 6.5inch * 2.95inch * 0.98inch Qty per Carton 100 Carton Weight 13.00kgs / 28.66lb Carton Size 37cm * 34cm * 23cm / 14.57inch * 13.39inch * 9.06inch Loading Container 20GP: 921 cartons * 100 pcs = 92100 pcs40HQ: 2139 cartons * 100 pcs = 213900 pcs