• Military-grade aluminum alloy sensor and hypoallergenic silicone band

• 30 days of battery life, no need to charge the band often

• Monitor your daily fitness level

• Sync with the App via Bluetooth to analyze your fitness and sleep activities, to help you improve your lifestyle

• Easily identify yourself with Mi Band, swipe and unlock, no passwords required

• Water-resistant, protection grade up to IP67

• Note: phone unlocking feature requires smartphones with MIUI or Android 5.0 and above.

Functions:

• Monitor your activity level, track walking distance and calculate calories burned

• Automatic sleep monitoring, analyzes your sleep quality

• Smart vibration alarm, a gentle nudge to start your day

• Incoming call avert, never miss an important call again

Specification:

• Bluetooth version: V4.0

• Metal surface: 100% aluminum alloy

• Indication light color: White

• IP grade: IP67

• Battery capacity: 41mAh

• Battery type: Lithium polymer battery

• Input current: 25mA

• Input voltage: DC 5.0V

• Band length: 157mm - 205mm

Compatible with:

• Xiaomi Mi3

• Xiaomi Mi4

• Xiaomi Redmi Note 4G

• Other devices with Android 4.4 and above, iOS 7.0 and above