F68 bluetooth Heart Rate Smart Watch Touch Screen Sports Wristwatch IP67 Waterproof For Android And IOSSpecification bluetooth Version4 0Size 38 38 10 mmScreen size 1 inchSheathing Material Aluminium alloy materialStrap Material Silica gelColor Black Orange BlueDisplay 128 128 pixelTouch Screen Capacitive Touch ScreenBattery 180mAh Use about 7days Language English Chinese and other language APP language is the same as your cell phone language watch itself without language it is the icon display so cool and special Support System Nucleus Support the above IOS8 and the above Android4 3Charge Charge seat type charging strong magnetic suction type connectorWaterproof IP67 you can use it when wash hands or in little rain outdoor but do not take it to swimming take shower and put in water for too long time Functions Call remind VibrationMessage remind Vibration just support for Android system Heart rate Healthy heart rate model sport heart rate model heart rate remindPedometer Step number Calorie MileageSedentary remind Sedentary remindSleep monitoring Sleep monitoringTraining mode Time step number MileageClock date display Time date weekAlarm clock Alarm clockFackbook QQ WechatFeatures 1 Use time for 7 days without frequent charging 2 No need to light up the screen outdoor sunlight the display effect is better 3 Screen with touch function strong sense of experience 4 Dual mode heart rate healthy heart rate and heart rate mode can be se