FIRST ALERT First Alert 플러그인 일산화탄소 감지기 가스 연기 화재 경보

["Keep your family safe from carbon monoxide in multiple rooms with this convenient plug-in carbon monoxide alarm 3-pack; the alarms work with any standard outlet","Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room","A loud 85-decibel alarm sounds when Carbon Monoxide levels reach dangerous levels.Never use water, cleaners, or solvents, sincethey may damage the unit","To ensure complete protection make sure to place one on each level of your home and in each bedroom","All First Alert CO alarms are rigorously tested to meet UL standards"]