PIR sensor bulb is a kind of lamp that sense the Infrared heat source of human body. In the absence of light environment, when someone enters the sensing area, the sensor will detect the temperature of the human body and automatically turn on and off the lamp.
If people continue to be in its range, the Infrared sensor light will be steadily on. When people leave the range, there will be no Infrared feeling.
In response to the signal, the switch automatically turns off the Infrared sensor lamp within the set value of time and each module returns to standby and wait for the next cycle
Can be used for your staircase, garage, corridor rest room etc conserves a lot of energy