Fitness Tracker Watch with Heart Rate Monitor, Step Counter Activity Tracker with Pedometer & Sleep Monitor, Calories, Step Tracking for Women Men Compatible with Android iOS

"To get a satisfactory experience, you can do the following: 1.

Trouble turning on? If 5 seconds doesn't work, charge by inserting one wristband end with the metal piece into any USB source for 5 minutes.

Touch the button for 3 seconds to activate.

2.

Charging issues? It might be the wrong way! Successful charging triggers vibration and a charging icon.

Check the manual or contact support for details.

3.

Notice incorrect time after your wristband's battery runs out and it shuts down? Simply charge it and connect to the app to synchronize with your phone's time.

4.

Device problems? Contact our one-on-one customer support for quick assistance."