Battery Operated Smoke Alarm Detector Optical Smartwares 10.044.62 RM250. \n\nAct in time when a fire occurs thanks to the Smartwares RM250 Smoke detector. The smoke alarm has a sensor with a lifetime of 10 years and comes with a 1 year battery. The loud 85 dB alarm allows you to prevent life threating situations.\n\nA smoke alarm saves lives\nA fire can occur anytime, even when you are asleep. The toxic gas can make you lose your consciousness and prevents you from waking up. Therefore, it is important to wake up in time when fire breaks out. A smoke alarm warns you in time so you can respond quickly to life-threatening situations. It is important to know that smoke detectors have a maximum lifetime of 10 years, therefore you should always check the date on your smoke detector and buy new ones every 10 years to be sure you have properly working smoke detectors.\n\nChoose the right smoke alarm\nAll Smartwares smoke alarms are equipped with an optical sensor. An optical sensor reacts .