1. Screen: 1.52-inch TFT touch screen, 360x360 resolution
2. Bluetooth version: Dual mode BT3.0, BLE5.0
3. Chip: BK32886
4. Heart rate sensor: HR3300
5. Memory: 512MB
6. Built-in TWS earphones: 23mAh, 3-5 hours of calling or music time
7. Functions: Bluetooth call, 4 sets of menu styles, support more than 50 dials, breathing training, custom dials, step counting, brightness adjustment, multi sport mode, sleep detection, heart rate / blood pressure / blood oxygen monitoring, information push, remote music, remote photography, real-time weather, SOS, rest screen clock, Tiktok control, search mobile phone (connected to mobile phone), Bluetooth music play, calculator, calendar, timer, stopwatch, Motion trajectory, alarm clock
8. Battery: 320mAh, daily usage mode for 5-10 days, standby for 25-35 days
9. Charging method: Magnetic suction charging, about 3 hours
10. Compatible systems: iOS9.0 and above, Android 5.0 and above
11. Watches support languages: Simplified Chinese, English, Russian, Spanish, German, Italy, French, Portuguese, Polish, Turkish, Japanese, Traditional Chinese, Arabic
12. APP supports languages: Simplified Chinese, English, Russian, Spanish, German, Italy, French, Portuguese, Polish, Dutch, Turkish, Japanese, Traditional Chinese, Arabic
13. Material: Zinc alloy+IML, glass dial, watchband material: silicone/stainless steel
14. Dial diameter: approximately 48mm, watchband width: 20mm
15. APP: SUNNY FIT