Mi Band 3 (Black)

• Up to 20 days of battery life (If Automatic Heart Rate feature is turned on then expected battery life will be 3-9 days). Compatible with Android 4.4 or later/iOS 9.0 or later
• Use Mi-Fit App to connect the phone. Connectivity - Bluetooth 4.2
• 0.78” OLED touch screen. The adjustable strap length is 155 - 216mm
• Call and Notification Alert: Read messages and receive call notification and alerts from applications such as Uber, WhatsApp etc
• Continuous Heart rate monitoring, sleep analysis and advanced step tracking
• Find my phone feature: Ring your phone, if it is misplaced; Phone Unlock feature (Android Only)
• 5ATM - Water resistant upto 50 metres