How To Stop Smoke Alarm Beeping Without Battery. Press the Reset button. Discover Answers for 22 related questions.
The first thing to just press and hold the reset button. Remove the battery and hold down the test button until the alarm sounds and goes silent. Discover Answers for 22 related questions.
If that doesnt work and the infernal beeping continues you should replace the batteries or battery.
If you need to order a replacement battery you can reference our Battery Identification page to find out which battery is required for your system or peripheral device. Turn off the power to the smoke alarm at the circuit breaker. Take the smoke alarm off and check the date of manufacturing on the back. If this does not work please refer to your system users manual for specific instructions.
