1. Compatible system: Android 5.0 or higher IOS9.0 or higher
2. FLASH memory: 512KB+16M
3. Screen size: 1.69 inch TFT screen, pixel: 240*280
4. Bluetooth: BT 5.0
5. Capacity: 3.7V/180mAh
6. Charging method: charging clip
7. APP language: Support English, Simplified Chinese, Traditional Chinese, Dutch, Russian, French, German, Portuguese, Spanish, Turkish, Japanese, Polish, Arabic, Malaysian, Thai, Czech, Slovak
8. Watch languages: Simplified Chinese, English, French, Spain, Portugal, Russian, German, Netherlands, Turkey, Malaysia, Poland, Czech Republic, Slovakia
9. Functions: step counting, distance, calories, sleep monitoring, heart rate monitoring, blood pressure monitoring, blood oxygen monitoring, search device, Bluetooth call, music control, SMS reminder, alarm clock reminder, sedentary reminder, multi-sports mode, etc.
10. Waterproof rating: IP67
11. Charging time: 1.5 hours
12. Life time: 3 days
13. Appearance material: zinc alloy + ABS
14. Wristband size: total length 226.6mm, width 20mm
15. Product size: 51x40x12mm