1. Chip: Ruiqi 8762DK, sensor VC32S
real blood oxygen + real-time dynamic heart rate, memory RAM256KB ROM64Mb, battery 3.7V/280mAh,1.75-inch HD full screen, * 385 resolution, Bluetooth 4.0, zinc alloy shell, 3ATM waterproof,
2. Functions: Watch information, brightness, stopwatch, breathing, cinema mode, weather, true rate, True Blood oxygen, Bluetooth music, flashlight, sleep monitoring, sports (walking, running, cycling, skipping rope, badminton, basketball, football, swimming), timer, APP QR code, step counting, blood pressure, remote photography, information, alarm clock, shutdown, setting (brightness, vibration, Do Not Disturb mode, cinema mode, dial switching, factory restoration, shutdown, APP QR code, watch information), and factory restoration.
3. Social APP message reminder: support WeChat, QQ,Facebook,Twitter,Line,Whatsapp,Instagram
4. Supported languages: English, Chinese, Japanese, Korean, French, Spanish, Arabic, Russian, Italian, Turkish, Hindi, Hebrew, Persian.