1. Main controller: GR 5515
2. Resolution: 240x280
3. Touch mode: full touch
4Bluetooth: BLE5.0
5. Battery: lithium polymer
6. Voltage: 3.8V
7. Capacity: 170mAh
8. Health functions: heart rate monitoring, sleep monitoring, step count monitoring, calorie monitoring, foot monitoring, active time monitoring, distance monitoring, blood oxygen detection, value function depression
9. Exercise: running/cycling/walking/climbing/basketball/badminton/football/sit-ups/jump rope/yoga/dancing/aerobics/swimming/tennis/elliptical machine/rowing machine/HIIT etc.
10. Waterproof grade: IP65
11. Charging time: about 2h
12. Battery life: 5-7 days
13. Body: plastic bottom case + stainless steel middle frame
14. Bracelet: silicone + stainless steel
15 Support English, German, Spanish, French, Italian, Japanese, Portuguese, Simplified Chinese, Traditional Chinese and other languages.