Digital Electronic Counter Punch Magnetic Induction Proximity

Features: 1.Five-digit big LCD, super low power consumption, large and clear indication. 2. Press Counting/Pause key (Pause) to stop counting, after 0-30 sec, LCD indication will be automatically off and in the standby state. Press the Counting/Pause key again to turn on the indication and continue to count. 3. Use magnetic induction, easy to install and precise counting. 4.Maximum counting speed: 20 times per second. 5. Use the common AA battery, free from the external power supply. 6. Anti-vibration, efficiently make sure a stable and reliable system operation. 7.Free from mechanical abrasion, safe work, long lifespan. Specifications: Condition:100% Brand New Color: As shown in the picture Power: 1.5V-AA battery(Not included) Available ambient temperature: -5-40°C Distance within the magnetic induction: about 5-10 mm Hole size: Approx.63*35 mm/2.5*1.4in Application Method: 1. Start counting: connect the magnetic control induction switch to the counting terminal, accordin