Model: 

Infrared sensor 30cmh
Magnet induction 1cm
Metal induction 8mm
Laser infrared photoelectric sensor 0-10mm
Infrared photoelectric sensor 0-2 meters
Metal induction 5mm

Working voltage: AC / 380VAC / 220VAC / DC110VAC / DC36VDC / AC24VDC / AC12V
Need to note
 Product Name | Digital Display Punch Counter
Working power supply: AC / DC12V / 24V / 36V / 110V / 220V / 380V, 50Hz / 60Hz
Contact capacity: AC220V3A (resistive load)
Counting speed: low speed ≤10 times / second high speed 200 times / second
Display range | 0-999999
Ambient temperature: 0 ℃ ~ + 50 ℃, relative humidity≤85%, no corrosive gas
Counting method: positive counting, with addition and subtraction pause function
Dimensions: 73 * 80 * 38mm
Hole size | 68 * 68MM
Product display: digital display 0.36