How To Remove A 9v Battery From Smoke Detector. Put in the new battery making sure the polarized ends are facing in the right direction. Without the battery neither of these units has the power to go off.
Simply remove the old battery and install the new one. If theres a screw holding it in place use the screwdriver to remove it. Instead it will likely do the opposite and disable the unit.
Because the battery is inbuilt you may have to change the entire system after 10 years of active usage.
One common question many people ask is what the best smoke alarm battery is. Long-life battery smoke detectors last up to 10 years before they need a replacement. 9v battery Will taking the battery out of a smoke detector stop the beeping. Simply remove the old battery and install the new one.
