The Vintage Dupont Self Charging Smoke Alarm is a new, sealed product that operates on a screw-in light socket power source. It features a beige color and is modelled after the Dupont Angel Eye design. With its compact dimensions of 3 inches in depth and 4.5 inches in width, this smoke alarm is a reliable and stylish addition to any home security system. The absence of batteries indicates that this alarm requires no maintenance, making it a convenient and efficient choice for protecting your home from smoke and gas hazards.