Brief introduction about the sensor :
Series :DC Q31 Retro-reflective square laser sensor
Size :31*22*11mm
Housing Material :ABS plastic
Spot size :2-3mm spot
The light source :Red(660nm)
Sensing Distance Sn :8m adjustable(dead zone 50-200mm)
Operating Voltage :DC 10-30V
Output function :NPN/PNP NO/NC
Connector :2M PVC cable