Gentex GN-503F Hard Wired Smoke/Carbon Monoxide Photoelectric Alarm with Backup

all right everyone so today I'm going to be reviewing this gentex smoke in carbon monoxide alarm alright so in the this lovely little box here you get some warning stickers you get an instruction manual that gives you a lot of information about the smoke alarm you get some hard wire and your connecting wires you get a 9-volt battery for the smoke alarm and then you cannot forget the smoke alarm itself alright so let's talk about this unit so this is a smoke alarm and it's also a carbon monoxide alarms carbon monoxide is a deadly gas that you cannot see you cannot smell um you just can't know when it's coming and obey sick leave but you just sleep and kill you so what but this will detect carbon monoxide too so this is really great because it's smoke and carbon dioxide alarm you really want these it has a pull out battery drawer it takes just a standard 9-volt battery just like most smok