Background suppression sensor RL28-8-H-400-IR-Z/49/116 RL28-8-H-400-IR-Z/49/116 Ultra bright LEDs for power on and switching state Minimal black-white difference through the infrared transmission LED Programmable time function GAN, GAB, IAB and GAN-IAB as double function Not sensitive to ambient light, even with energy saving lamps Waterproof, protection degree IP67 Protection class II