S2 smart-band has a 0.96 inch OLED screen with 64 x 128 pixels, Touch key, 110 x 75 x 55 mm dimensions, 110g weight, supporting Bluetooth V4.0 to transmit the data.
Hardware and Features
S2 smart band comes with a 3-axis G-sensor, built in 90mAh battery, supporting about 7 days working time, and you can store 7 days’ sports data, IP67 water resistance makes it suitable to wear when taking a shower and swimming, it is compatible with Android4.3 or Above/ iOS 7.0 or above, with BT4.0. It comes with PPG Green ray scanning, so it can still detect your heart rate more accurately when you have a rest or do sports.
As for features, it can be a multi sports and health tracker, sleep tracking, set fitness goals, movement pattern such as Swimming mode, Bicycle-riding, Running, Rope skipping, Sit-ups, Jumping jacks, it supports GPS movement such as Trajectory, distance, Time, Pace, Calorie, historical records, track sharing. It can also alert you with notification, such as call reminder, messages, clock, task alert, etc.