Comcome Waterproof Touch Screen Heart Rate Monitor and Activity Tracker Wristband, Bluetooth Sport Bracelet with Multi-Functions for IOS/Andriod System Pls Refer to 6th Picture on the list for Pair the tracker and your phone..Easy connection and sync with your smart phones--IOS7.0+ and Andriod 4.3+ system supported. Using your smart phone to monitor your daily activities, step, heart rate monitor, calories burnt, distance traveled, set your sport goals and remind you the percentage youve accomplished every day. 0.86 OLED touch screen display--which you can read time, heart rate/calories/steps/distance, call in/alarm/task finish vibrating reminder, you dont have to read data on your phone, everything is on the screen, its that simple and easy. Long battery life and Waterproof feature--7-10 standby time for every full charge(about 2h). Using ultrasonic welding tech, you can wear it while taking shower and doing daily washes. Pls Refer to 6th Picture on the list for Sync Product.Easy connection and sync with your smart phones--IOS7.0+ and Andriod 4.3+ system supported. Using your smart phone to monitor your daily activities, step, heart rate monitor, calories burnt, distance traveled, set your sport goals and remind you the percentage youve accomplished every day. Remotely control your phone camera when the APP program stars, Anti-lost function can send alarming signal when your phone and the tracker are out of certain distances.