M4 Smart Wrist Band Watch
M4 ওয়াটারপ্রুফ রিস্ট ব্যান্ড ব্রেসলেট ওয়াচ
Model: M4 Plus
Battery:300 mAh built-in battery
Main Screen: 0.96 inch OLED Color display
Bluetooth Push Support (Caller, SMS Messenger, app news reminders)Heart Rate Detection Support Pedometer Support (Exercise step, calorie consumption, movement mileage record)Sleep Monitoring Support
Call alert Support
Bluetooth Features and Versions Bluetooth 4.
Blood pressure Support Blood oxygen Support IP67 Professional waterproof
