Smartwares Smoke Alarm and CO Alarm Set

All Smartwares smoke alarms are equipped with an optical sensor. An optical sensor reacts fast to smouldering fires, has less false alarms and is environmentally friendly. The battery of the Smoke detector has a 1 year lifetime and the sensor has a maximal lifetime of 10 years. The empty battery indicator alerts you with a sound signal if your battery needs to be replaced. The smoke detector is equipped with a hush mode that can be used to mute the alarm if it sounds a false alarm. Protect yourself and your family by acting fast when a fire occurs or an excessive carbon monoxide concentration. Low battery indicator that alerts you when the battery needs to be replaced. Easy to install and clean. Hush button operation. Test button operation. Digital display. 10 year sensor life. Batteries required: 4 x (included) . Size H3.4, W10.2, D10.2cm. Weight 0.19kg. Manufacturer's 2 year guarantee. EAN: 8712836964495.