The Carbon Monoxide Detector by ABUS is a battery-powered sensor with a sleek white design and a diameter of 10 cm. This alarm is compatible with Google Home for added convenience and features a smart home protocol of Powerline/UPB. With an operating sound rating of 90 dB, this detector is a reliable and efficient choice for home security. It does not come with a battery included, but requires 3 batteries for operation. The compact dimensions of 10 x 10 x 12 cm make it easy to install in any room, providing peace of mind against potential carbon monoxide leaks.