Mini Step Counter Lightweight Waist Clip Type Matte Surfaces Walking Pedometer with Lanyard Item Type: Pedometer Material: ABS Battery: 1 x LR2032 Button Battery (Included) Battery Capacity: 200mAh Suitable People: For men, women, children and the elderly who want to track their steps and achieve fitness goals. How e: 1. Wear a pedometer. 2. Pull out the diaphragm before use. 3. Start using. If you want to reset the number of steps, press and hold the reset button for more than 3 seconds to reset the data on the display screen. 4. About step counting: At the beginning of walking, in order to confirm whether you really start walking and prevent mismeasurement, this machine will start to display the number of steps after sensing more than 5 steps. (Therefore, the display is unchanged from the beginning of walking to 5 steps, and then the display will be accumulated according to the increase of steps) 5. In order to save power, it will automatically shut down when there is no operation for more than 1 minute. After pressing the reset button or touching the pedometer, it will automatically restore to working state.