M89B Magnetic Induction Counter Metal Sensor w/ 5-Digit Large LCD Screen Digital Display 0-99999 Cover Meter Copper/CounteOOTDTYSechs: There are 2 kinds, one is copper pipe, the other is plastic tube. The counting range is 0-99999, the counting speed is 20/s.Anti-shock, effectively prevent data loss, has a long service life. Accurate bid, digital counter with 5 digit large LCD display screen, magnetic inductive switch. Powered by 1.5V AA battery, convenient for battery. Built-in reset key and pause on panel. Widely used in automatic conveyor belt system, winding machine, packaging machinery, textile machinery, milling machine, ect. Specification: Material: ABS Measurement: 64x38x3 0mm/2.5x1.5x1.2in Type: Copper/Plastic (Optional) Range: 0-99999Closing Distance: 5-10mm Counting Speed: 20 times/second Working Temperature: -5-40C Package Included: 1X Punch CounterNote: Please allow 1-3cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.