Six. Motion sensor switches: Motion sensor switches use infrared engineering to detect movement inside a room. They mechanically transform the lights on when somebody enters the area and switch them off immediately after a particular period of inactivity. To be within the safe side, examination the switch to verify it https://smart-light-switch-white98418.suomiblog.com/considerations-to-know-about-smart-power-points-and-switches-50421932