Highlights: Dimensions: 44 * 38.3 * 12mm Screen size: 1.75inch Resolution: 320 * 385 Chip: 2502C Memory: 128M Bluetooth: BT 3.0/4.0 Battery Capacity: 180mAh Charging Way: Magnetic seat charging Battery Life: around 3 days Touch Mode: full touch APP:M2 Wear System requirements: Android 5.0 +/IOS9.0 +   Product Description: Split screen, password lock, recording, temperature measurement, sports mode (outdoor running, walking, climbing indoor running), heart rate, sleep monitoring, message notification, Bluetooth call, calendar, sedentary reminder, blood oxygen, calculator, call record, SMS, music, step counting, blood pressure, remote photo, alarm clock, setting, Siri, menu special effect, drinking water reminder, What is in the box: 1 x HW22 Smart Watch Weight: 0.4 Color: Random SKU: 210503074419