1. Waterproof: IP67 professional waterproof 2. Main chip model: NRF52832 3. Body storage capacity (ROM+RAM): 64KB+512KB 4. Display type: 1.09 inch IPS screen, resolution 240*240 5. Battery capacity: 150mAh 6. APP supports languages: (Chinese, Traditional Chinese, English, Japanese, Korean, German, Russian, Spanish, Italian, French, Vietnamese, Portuguese and Arabic) 7. The watch terminal supports multi-language push (including Latin, Cyrillic, Chinese, Japanese, Korean, covering 150 national languages) 8. Watch firmware support languages: Chinese, English, German 9. Functions: step counting, music control, sedentary reminder, sleep monitoring, remote photography, blood oxygen monitoring, heart rate monitoring, message push, etc. 10. Size: 40x40x11.5mm 11. Weight: 60g