Itouch Sport 4 43.2mm Silicone Strap Smartwatch In Black 。Movement- smart watch • Features distance tracker, calories tracker, pedometer, SPO2 monitor, weather, heart rate monitor, sleep monitor, motion gesture, stretch reminder, hydration reminder, medication reminder, 100+ workout modes, love tap, camera and music remote • Lithium ion rechargeable battery with approximate charge life of 7 days • Touchscreen display • Compatible with Android and iOS devices • Case- round, zinc alloy metal, 43.2mm • 20mm silicone strap, approximate adjustable length- 220mm with buckle closure • IP68 water resistant up to 3 meters