5 Digits LCD accurate digital counter, Come with proximity switch and magnetic. Power supply: AA 1.5V battery. Easy to install. Measuring range: 0-99999, counting frequency: 20HZ Built in RESET key and PAUSE on panel. Widely use in Automatic Conveyor Belting System,Winding Machine,packaging machinery,textile machinery,milling machine,. 5 digit large lcd screen , display of large and clear Use the common AA 1.5V batteries, without external power supply, and the replacement of the battery is convenient the PAUSE key, Counting pause , then PAUSE key, and restore counting Input using ordinary contact signal, selecting the sensor is simple and convenient, accurate and reliable count Resetable zero: panel / external dual use Seismic design, effectively prevent data loss No mechanical abrasion, reliable work, long service life Power: 1.5v AA cell(battery included) Count range: 0----99999 Reset minimum pulse width: 0.1s Reset method: manual panel/ external Count the highest frequency: 20hz, or 20 times/s Working temperature: - 5--40C Count the minimum pulse width: 10ms Promixity switch sensor: 2 wires, Length: 110mm, come with magnet Detecting distance: 3-10mm Maximum resistance when connect point on: less than equal 10KΩ Minimum resistance when connect point off: equal 500KΩ colour:white Material:Metal + plastic size:Panel: 72 x 38 x 31mm Hole size: 63 x 35mm Package Contents: 4 x Digital 5 Digit LCD Punch Counter 4 x bracket 4 x proximity switch 4 x strong magnet Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.