M4 Waterproof Rivet Band Bracelet Watch
M4 ওয়াটারপ্রুফ রিস্ট ব্যান্ড ব্রেসলেট ওয়াচ
Device model: M4 heart rate bracelet
Bluetooth: 4.0
Battery: 90mA Polymer Lithium-ion
Charging Time: 2 hour
Using Time:about 7 days
Standby Time: about 15 days
Waterproof: Life Waterproof
Compatible 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: TFT
Connection parameters: Bluetooth Low-power Bluetooth 4.0 synchronization Other parameters: appearance material TPU Product net weight: 21g
Product color: black, blue, red
Other features: touch screen: full touch screen
Control mode: button switch
Data Storage: Record 7 days of detailed exercise data Battery type: polymer lithium battery
Charging method: USB charging
