CHXINSHE Photoelectric Switch E3JK-R4M1 90 to 250 VAC 4m

From the shop's description

Code : E3Jk-R4M1 Type of sensor Photoelectric Range 0…4m Output configuration SPDT Operation modes DARK-ON Operation mode retro-reflective Supply voltage 90 to 250 Vac Connection lead 2m IP rating IP65 Max. operating current 3A Operating temperature -25…55°C Body material ABS Sensors features Reflector is provided with sensor. Body dimensions 50 x 50 x 22mm Response time <30ms