DesignHousing colour:Black,Grey Band colour:Gray Shape:Round Waterproof:Y FeaturesTouchscreen:Y Mobile operating systems supported:Android 10,Android 4.4,Android 5.0,Android 5.1,Android 6.0,Android 7.0,Android 7.1,Android 7.1.2,Android 8.0,Android 9.0,iOS 10.0,iOS 11.0,iOS 11.4,iOS 12,iOS 13,iOS 7.0,iOS 7.1,iOS 7.2,iOS 8.0,iOS 8.1,iOS 8.2,iOS 8.3,iOS 8.4,iOS 9.0,iOS 9.1,iOS 9.2,iOS 9 Display type:AMOLED Built-in microphone:Y Multisport mode:Y Display diagonal:3.3 cm (1.3") Built-in speaker(s):Y Quality of sleep:Y Smart wake-up:Y International Protection (IP) code:IP68 SMS notifications:Y Weather display:Y Calendar notifications:Y Heart rate monitor:Y Activity tracker:Y Ports & interfacesUSB port:Y Bluetooth:Y PowerBattery capacity:500 mAh Battery life (GPS mode):12 h Rechargeable battery:Y Weight & dimensionsDepth:17 mm Thickness:26.2 cm Weight:260 g Width:50 mm NetworkingGPS (satellite):Y Packaging contentCables included:USB Packaging dataPackage width:130 mm Package depth:55 mm Package height:155 mm Package type:Box