smart bracelet bluetooth movement step information to remind calorie consumption smart bracelet

long press function keycharging voltage 5v current 1a-2.1a charging time 2 hours all-day activity tracking: steps, calories burned, mileage, and heart rate.automatically sleep monitoring: sleep time & sleep quality.smart reminder:call reminder, messaging push, sedentary reminder.more features: phone search, remote camera shoot, swatch. 0.96 tft color touch screen: hd screen, easy to read all fitness data. customizable clock facesbluetooth 4.0, compatible with android 4.4 and above system, i