Addpoweradd Multifunctional 3D LED USB Sports Fitness Tracker Smart Wristband Watch Pedometer with Notice Sleep Monitoring, Morning Call Vibration, Temperature Digital, Time Display Various sports and fitness tracking: steps, distance and time tracking, calories calculation, fitness goal and task, sleep monitoring, vibration wake alarm Continue store about 120 hours pedometer data, Battery life:Recharge battery, charge-diacharge time&gt;=300times 30 days standby time, easy to charge with the USB plug and connecting to your computer (you can put out of the led screen) Multi languages supporting, high sensitivity 3d acceleration sensor Slim, comfortable and easy to wear with silicone band