Waterproof & comfortable - IP68 waterproof rating and sweat proof, even could wear this great tracker go to swim, shower. TPU soft band and the light wight makes your feel almost nothing on your wirst.
Touch screen - OLED sensitive touch screen shows time, heart rate, walking steps and distance, calories burnt, battery capacity, all the interact is touch or hold. The screen lights up automatically when you raised your wrist.
Heart rate monitor - LED green light heart rate sensor, which could through your skin to monitor your pulse, gives your heart rate report at the APPs, to know your fat-burning heart rate, adjust your exersice schedule scientifically.
Blood oxygen - Monitor your blood oxygen for real-time, you could see the datails at the APPs.
Notifications with vibration- The great track also shows called-in names, messages, Facebook, Twitter, Wathsapp, iMessage(iOS), every notification shows from your cellphone! Your won't miss nothing! Compatible with Android 4.3 or higher, IOS 7.0 or higher.