Activity tracker, wireless multifunctional watch BT 4.0, thermometer with auto-measuring body temperature every 5 minutes and App synchronization for registry control of values (temperature and pulse rate monitoring), 0.96'' TFT screen, battery 90 mAh 3.7V, working distance up to 10 m, compatible with iOS 9.0 (or higher) and Android 5.0 (or higher), USB rechargeable, cable included, other functions: heart rate monitor, blood pressure monitor, blood oxygen monitor, calories counter, pedometer, sleep monitor, message notify, call answering function, camera remote, alarm, vibrations, time and date, anti-lost function. Product Material : TPU Strap.