The Aico Ei3016 Mains Powered Optical Smoke Alarm is a reliable and essential home security device that operates on both battery and hardwired power sources. This alarm, with a sleek white design and a diameter of 15 cm, is equipped with features such as battery backup and Wi-Fi connectivity for added convenience. Manufactured by Aico, a trusted brand in home safety, this smoke alarm is backed by a 10-year warranty and is compatible with Google Home for seamless integration into your smart home system. With an operating sound rating of 90 dB, the Aico Ei3016 is a top-quality product designed to protect your home and loved ones.