M4 Waterproof Rest Band Braclet Watch
M4 ওয়াটারপ্রুফ রিস্ট ব্যান্ড ব্রেসলেট ওয়াচ
Device model: M4 heart rate braceletBluetooth: 4.0Battery: 90mA Polymer Lithium-ionCharging Time: 2 hourUsing Time:about 7 daysStandby Time: about 15 daysWaterproof: Life WaterproofCompatible system: for IOS8.0 and above,for Android4.4 and above Synchronization Range: 3m(theoretical rang is 10m without any interference)Main functions: heart rate monitoring, step counting, calorie burning, distance, RTC display, automatic sleep monitoring, call reminder, information push, alarm reminder, anti-lost, remote control, etc.Waterproof and dustproof: sweatproof, rainproof, splashproof Display screen size: 0.96 inches Screen type: TFTConnection parameters: Bluetooth Low-power Bluetooth 4.0 synchronization Other parameters: appearance material TPU Product net weight: 21gProduct color: black, blue, redOther features: touch screen: full touch screenControl mode: button switchData Storage: Record 7 days of detailed exercise data Battery type: polymer lithium batteryCharging method: USB charging
