Stop fumbling in the dark. Install an occupancy sensor instead. These smart home must-haves automatically turn the lights on when you enter the room. Plus, they automatically turn off when you ...

If you can install a conventional outdoor light fixture, you can install a motion sensor light, although aiming and adjusting it takes extra effort. The post How To Install Motion Sensor Lights ...

The ambient light sensor on your Dell business laptop adjusts the brightness of your screen according to light intensity picked up from the room.