medical alerts systems for seniors
co. caBest Overall Smoke Detector First Alert SA320CN Dual Sensor 4. 9/5 Product RatingThe Kidde KN COSM B Battery Operated Combination Monoxide detector is a combination smoke and carbon monoxide detector. Carbon monoxide is an odorless and tasteless gas that can kill residents even when low amounts are inhaled. Instead of having both a carbon monoxide detector and a smoke detector, this unit combines the two into one unit. For the smoke detection the unit includes ionization sensing technology, which detects visible fire particles and warns of impending danger.