Miniature light barriers, G6, GL6G-P4211, Device type: Light sensors and light barriers, Switching distance max.: = 6 m, Sensor principle: Reflection light barrier, Detection principle: Double lens, Switching output: PNP, Switching type: Light/dark switching, Connection type: Connector M8, 4-pin, Light transmitter: PinPoint LED, Light type: Visible red light, Housing material: ABS/PC, Adjustment: Potentiometer