Xiaomi Mi Band 4 Bracelet for Activities AMOLED / 5 ATM / Bluetooth 5.0 / Selfie Control / Heart Rate Monitor (MGW40552GL) Black

Type Fitness tracker Colour black EAN 6934177710377 Manufacturer number MGW4052GL Activity functions Activity log, GPS speed, Heart rate zones, Inactivity message, Calorie consumption, Sleep monitoring, Step counter, Training planning/profiles, Distance traveled Display picture 2.41 MU (0.95 Inch(es))   resolution 120 x 240 pixels   Type AMOLED   touchscreen available Sound microphone does not exist Connectivity Bluetooth Bluetooth 5.0 Features Alarm clock, Acceleration sensor, Distance sensor, 3 axis gyro, Pulse sensor Protective functions Splash-proof Operating system - Power supply battery pack Capacity 135 mAh     charging time 2 Time (h)     standby Operation: 480 Time (h) Wristband length 155 mm - 216 mm Weight 221 gramme