Specification:
Type: M2 Wristband
System Required: Android 4.4 or above, iOS 8.0 or above, Bluetooth 4.0
Bluetooth Version: 4.2
waterproof: IP67 Grade
Battery Capacity: 70mAh
Charging mode: USB charging
Charging voltage: DC 5V
Charging time: 2 hours
Standby time: 7 days
Bluetooth version: 4.0
Bluetooth distance: 10 meters
Working temperature: -10 - 50 ¡æ
System compatible: Android5.0 / IOS8.0 and bluetooth in 4.0 or more
APP/APK Downloading Way: Android and iOS (English Name: Yoho Sports) You can search and find it in Apple APP Store or in Android App stores)

Function:time display, power display, step, calories, sleep monitoring, heart rate monitoring, blood pressure monitoring, information push, shake it off,etc.

Package Included:
1* Smart Wristband
1*Charging Cable
1*Manual