Uses IR technology to detect a wave of the hand and trigger a relay outputDetection range up to 4" (10cm)LED indicator lights
This switch uses IR technology to open a door or activate a device. Simply wave your hand in front of the switch (up to 4" away) and the IR sensor will detect the motion, activating the built-in relay.
Brand: Seco-Larm, Model: SD-927PKC-NEQ