Dear friends:<br />Our production is 100% brand new and high quality! we also provide best service for you ! Thanks for your coming!<br />Features:<br />1 IP67 waterproof. S2 can be weared to swim. (depth not over 1m・ time not over 30mins)<br />2 Sports and Health: sports tracking (Pedometer・ distance・calorie) set fitness goals   movement pattern (Swimming mode・ Bicycle-riding mode・ Runningmode・ Ropeskipping・ Sit-ups・ Jumping jacks).<br />3 GPS movement Trajectory・ distance・ Time・ Pace・ Calorie・ Historical records・ track sharing.<br />4 Alert &amp; Notification function: call reminder (Android IOS)・ contact name display; Facebook・ Twitter・ Line・ <br />SKYPE・ WhatsApp (Android・IOS)・ content display; Sedentary; Anti-lost warning; Clock alarm; Task alert.<br />5 Smart buttons Find phone: Camera remote・ Music remote・ Video remote.<br />6 Wake up screen by turn wrist<br />7 Built-in 90mah Lithium-ion polymer rechargeable battery・can be used about 10 days.<br />8 Compatible with Android 4.3 and above・ IOS 7.0 and above・ with Bluetooth 4.0 Phone.<br />9 APK Name: SmartWristBand. APK Language: Simplified Chinese・ traditional Chinese・ English・ multi language.<br /><br />Packing list:<br />1 Bracelet*1<br />2 User manual*1<br />3 Charging cradle*1