M4 Smart Bracelet Fitness Activity Tracker, Heart Rate Monitor, Blood Pressure Wristband Call Message Reminder Band
10 reviews

Specifications:

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: 22g
 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 cable

WARRANTY

We'll refund your money if the item hasn't been delivered within 40 days after purchase. You have 2 weeks to request a refund — until day 60.
Product doesn't match the description? Contact us within 30 days after you receive it!
In case of cancellation, money will be refunded to your account within 3 days.