Xiaomi Mi Band 3 Black (English Version)   Specifications; Compatible OS Android 4.4 / iOS 9.0 or above Operating Mode Touch Bluetooth Version V4.0 or above Weight 20g Size Adjustable length: 155-216 mm Product size (L x W x H): 46.9 x 17.9 x 12 mm APP MI app Whats in the Box? 1x Xiaomi Mi Band 3 Black (English Version)

Specification: Bluetooth Version: V4.0 · Waterproof Rating: IP67 · Android 4.4 + / IOS 7.0 · 0.42 Inch OLED Display Dialog Key Features :· Measurement Of Heart Rate Sleep Management Pedometer Calories Burned Measuring Steps Counting Distance Recording Sedentary Reminder · Unlock Phone Without Password Call/APP Message Reminder Time Alarm Clock · ADI Ultra Low-Power Acceleration Sensor + Optical Heart Rate...

Xiaomi Mi Band 4 Black English Version   Specification; Special Features: Health Tracker: Measurement Of Heart Rate,Sleep Management,Pedometer,Calories Burned Measuring,Steps Counting,Distance Recording,Sedentary Reminder Other Functions: Stopwatch, Alarm Clock, Timer, Find My Phone, Phone Unlock, Event Reminder, Do Not Disturb Mode (Works Even Without Phone), Lock Screen, Music Controls On BandAlert Type: VibrationSensors: 3-Axis Accelerometer, 3-Axis Gyroscope, Capacitive Proximity Sensor, Optical Heart...

 Xiaomi MI Band with Touch Display Specification: Bluetooth Version: V4.0 · Waterproof Rating: IP67 · Android 4.4 + / IOS 7.0 · 0.42 Inch OLED Display Dialog Key Features :· Measurement Of Heart Rate Sleep Management Pedometer Calories Burned Measuring Steps Counting Distance Recording Sedentary Reminder · Unlock Phone Without Password Call/APP Message Reminder Time Alarm Clock · ADI Ultra Low-Power...