Yuntab C6 Heart Rate Monitor Smartband Sport Smartband Bracelet Watch Pedometer Health Fitness Waterproof IP65 Wearable Band for iPhone Android Samsung Smartphone (C6-Yellow) Smart buttons: 0.69 inch OLED Screen display, Exclusive touch key, TPU material waterproof IP65, not afraid of washing hands/ doing housework/ walking under rain. Main function: Heart rate monitor, Call notifiction, Message/ QQ/ Twitter reminder, Standard Sports function(steps/ distance/ calories), Time display, Sleep detect, Shake photograph , Anti-lost reminderSmart alarm clock, Smart unlock, Sports information sharing Compatibility: Android smart phones with Android 4.4 or above system. iOS 7.0 and above system, iPhone 4S/ 5/ 5C/ 5S/ 6/ 6 Plus 6S/ 6S Plus, iPad, iPod touch etc. Monitoring of heart rate Real-time monitoring and recording, scientific planning exercise, Automatic sleep monitoring analyzes your sleep quality. Monitor your activity levels, track walking distance and calculate calories burned. Achieve the daily exercise targets you set and with the app to analyze your fitness and sleep activities to help you improve your lifestyle. What you get: 1 x Yuntab chip host, 1 x wristband, 1 x USB charge cable, 1 x user manual, friendly customer service