This electronic counter press Counting/Pause key to stop counting, after 0-30 sec, LCD indication will be automatically off and in standby state. Press the Counting/Pause key again to turn on the indication and continue to count This row counter uses magnetic induction, easy to install and accurate counting This digital counter is made of plastic ,which is sturdy and durable,safe and long lifespan This number clicker counter use the common AA battery, free from external power supply This clicker counter with shockproof design efficiently ensure the stable and reliable system operation, free from mechanical abrasion Description This digital counter is made of plastic ,which is sturdy and durable,safe and long lifespan. Features Digital counter -Color: As Shown. -Material: Plastic. -Size: Hole Size:2.5x1.4 Inch. Power supply: 1.5V-AA battery (not included). Usable ambient temperature: -5 to 40C. Magnetic induction range: about 5-10 mm. Maximum counting speed: 20 times per second. Instructions: 1. Start counting: Connect the magnetron induction switch to the counting terminal, flexibly assemble the magnetron induction switch and the magnet in the corresponding position of the device according to the requirements of the actual operation, and then do a count, and at the same time, make the magnet close to the parallel Leave the magnetron induction switch once. 2. During the operation, make the magnet follow the device and the distance between the magnet and the magnetic switch is within 0.5-1cm, then move the magnet to extend the distance to 3-5cm. Next, start counting with 1 as the starting point and repeat the above steps , The cumulative count, such as: 0, 1, 2, 3, 4, 5. ......(Note: counting starts when the magnet is removed). During the assembly process, please adjust the position and distance between the magnet and the sensor switch. 3. Pause counting. Press the count/pause (Pause) button to pause counting. According to the running status of the counter, within 0-30 seconds, the counter LCD will go out and enter the standby state (power consumption is almost close to 0); press the pause button again, the LCD will turn on and continue counting. Package Including 1 * Digital Counter 1 * Proximity Switch 1 * Mounting Bracket 1 * Magnet