Alarms don't last forever and need to be replaced based on the manufacturing date.
The date on the back of the alarm is the manufacturing date and should be used to reference for warranty duration.
Smoke Alarms have a warranty of 10 years. For most accurate warranty information, please reference the product manual that came in the alarm's box or contact us here.
Where is the Manufacturing Date Located on the Alarm?
How to Obtain Warranty Service
If service is required, do not return the product to your retailer. To obtain warranty service, please contact First Alert Support. Please have the model number and date of purchase available when calling.
Monday - Friday (9am - 8pm CST)
Saturday - Sunday (9am - 5:30pm CST)