Usage Tips:There are 2 types, one is copper pipe, another is plastic pipe. Counting range is 0-99999, counting speed is 20/s. Anti-shock, effectively prevent data loss, has long service life. Accurate digital counter with 5 digitals large-screen LCD display, magnetic induction switch. powered by AA 1.5V battery, convenient to change the battery. Built in RESET key and PAUSE on panel. Widely use in Automatic Conveyor Belting System,Winding Machine,packaging machinery,textile machinery,milling machine,ect. Specifications: Material: ABS Size: 64x38x30mm/2.5x1.5x1.2in Type: Copper/Plastic(optional) Range: 0-99999 Closing distance: 5-10mm Counting speed: 20times/second Operating temperature: -5-40 Notes: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Includes: 1X Punch Counter