Although battery life is certainly important for a smoke/CO detector, as many people will never change the batteries, around here the fire departments recommend putting in fresh batteries every time you change the clocks for daylight savings time.
Maybe they are in league with battery manufacturers, but I feel safer, and have plenty of extra mostly-charged batteries for remotes and video game controllers!
Maybe they are in league with battery manufacturers, but I feel safer, and have plenty of extra mostly-charged batteries for remotes and video game controllers!