If the unit is hardwired or just battery-operated, press the Test button. You don't need to hold it down. Press and release, and it should go back to normal "stand by" mode.
How to Reset an Alarm
April 28, 2021
Smoke Alarms from Kidde
Properly installed and maintained, smoke alarms are one of the best and least expensive ways to provide an early warning when a fire begins. Smoke alarms save lives, prevent injuries and minimize property damage by alerting residents early to a fire hazard.
Smoke + Carbon Monoxide Alarm with Indoor Air Quality Monitor
Smoke + Carbon Monoxide Alarm with smart features
Kidde Sealed Lithium Battery Power Smoke Alarm i9010
