SMARTY2 watch.0 - Boost - SW068A01 - Rectangular black metal case - Black silicone strap - IP68 water resistance: 5ATM - Standby time of 15 days - Android 4 compatible.4 / IOS 9 or higher - Charger: YES - Bluetooth range 10 meters max Case dimensions: 46.43 x 36.6 mm Waterproofing: IP68 - 5 ATM