RASKYEE Fitness Trackers ,Smart Watch with Heart Rate Monitor Step Calorie Counter Sleep Monitor ,1.3\" TFT touch Color Screen,IP68 Waterproof Smartwatch,Remote Photograph,GPS Activity Tracker for Android & IOS with Message Notification,Running/Step counter for Women Men. And the smart watch gernerally wear at 1-2 finger width from wrist join.With the functions of water resistant,sweat proof,rain-proof,it can be useddirectly in daily washing,shower(cold water)and other daily.Do not use in bath,sauna,hot spring or other hot environments with hot water and steam,which will lead to product failure.