The click counter is small, beautiful and accurate. includes 1 LR44 battery, with a lanyard Long press "ON / OFF" for 3 seconds to turn on the counter, turn off the counter when the display shows "0", press and hold "ON / OFF" for 3 seconds to turn off Increase / decrease the counter, press the "+" button to increase one number at a time, "-" to decrease one number at a time, the maximum display value is "9999", When the display is "0", press "-", it becomes "9999" Turn off / on the clicker sound. Press and hold the green or red button for 3 seconds. Various scenes:, warehouses, stations, streets, church, widely used in people or goods counting, statistics of the number of public vehicles, golf sports counting Color: Black Material: ABS Size: 5x4cm Package Contents: 2 * Counter Click Only the above package contents, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.