Outlets may not be the most exciting smart ... A standard 3-prong outlet is the most common and cheapest type of electrical receptacle you can buy. It rarely costs more than a dollar or two ...

Many people turn to smart plugs as a way to improve energy efficiency via timers and other smart features. Our CNET study on ...

Position a friend in the room with the tester, or plug in the radio ... receptacles can be regular receptacles. National Fire ...