Bluetooth Sync:Accurate records you exercise walking steps, calories, distance, a sense of achievement in the clear.</br>This smart bracelet has function of recording your sport data every day, sleep quality monitoring, smart alarm clock wake up, etc.</br>Sleep monitoring: It can automatically determine whether to sleep, deep sleep and light were recorded and summarized sleep time to help users monitor their sleep quality.</br>You can view real-time physical activity data through mobile application, monitoring the effect of walking and running, you can also share your data with your friends.</br>Sports bracelet, airframe small and light, simple fashion, creating high quality life.</br></br>Product Description</br></br><b>Specification： </b> <br> <br> Chips: US TI <br> <br> Bluetooth version:V4.0 <br> <br> Strap material:Silica gel <br> <br> Waterproof Rate: IP67 Battery: 45mAh polymer Lithium battery <br> <br> Standby time:120 hours <br> <br> Strap color: Black Support system:Android 4.3 or above and IOS 6.0 or above <br> <br> <b>Functions:</b> <br> <br> Pedometer/ Calories/Distance monitoring <br> <br> Sleep monitoring <br> <br> Bluetooth Sync <br> <br> Call reminder with vibration <br> <br> Alarm clock with vibration <br> <br> Goals achievement with vibration <br> <br> <b>Compatible With :</b> <br> <br> iPhone 4s/5/5s/5c/6/6Plus <br> <br> iPad mini /3/air <br> <br> iPod Touch 5 <br> <br> Nexus4/5/7 <br> <br> Samsung galaxy S3/S4/S5 <br> <br> Samsung note 3/note2 <br> <br> and other Android 4.3 or Apple Devices <br> <br> <b>Package Included: </b> <br> <br> 1 × Smart bracelet 1×Charger 1 × User manual <br> <br></br><br/>http://www.amazon.com/gp/product/B010NFULR8