LED Human Motion Activated PIR Light Sensor Toilet Lamp Battery Operated Night Light Bathroom Use. This product adopts light sensing and human motion infrared technology, it's ideal for any toilets. The light will turn on at night automatically in red color and turn to green when people sit down on the toilet. The product adopts light sensing and human motion infrared technology, energy-saving and environmental friendly. It will turn off within 30-50s after you close the toilet lid automatically. Simple to install by using two adhesive strips, no technicians and tools needed. Powered by two AA batteries, very easy and convenient to change the batteries. So buy this Light and Get 35% OFF LED Human Motion Activated Toilet Light.