First Alert 10-Year Battery Photoelectric Smoke Alarm, Slim Profile
A slim photoelectric smoke alarm with a built-in 10-year lithium battery that mounts on a wall or ceiling with a twist-lock bracket.
Alarm spec sheet
| Type | Smoke |
|---|---|
| Sensor | photoelectric |
| Power | 10-year sealed lithium battery |
Listed features
- Photoelectric sensor
- No battery changes
- Half as thick as a standard alarm
Where to buy the 10-Year Battery Photoelectric Smoke Alarm, Slim Profile
Prices and availability change. We may earn a commission from some links.
- Check for recalls: Search the agency's recall list with the model number and date code from the label: CPSC recall search.
- Use and supervision: follow the maker's warnings on the product, and see CPSC's Safe Nursery guide. Check the label and the maker's instructions, and ask your pediatrician about your child.
Full specs
| First Alert 10-Year Battery Photoelectric Smoke Alarm, Slim Profile | |
|---|---|
| Type | Smoke or CO alarm |
| Alarm | smoke |
| Sensor | photoelectric |
| Power | 10-year sealed lithium battery |
Compare the 10-Year Battery Photoelectric Smoke Alarm, Slim Profile with
How each closest rival differs from the 10-Year Battery Photoelectric Smoke Alarm, Slim Profile, from the makers' specs.
- First AlertSMCO210 / SMCO210V ComboCompare side by side
- First AlertSMCO500V ComboCompare side by side
- First AlertSM210 / SM210V / SM210L 10-Year Smoke10-yearCompare side by side
- First AlertSMCO100 / SMCO200V Combo10-yearCompare side by side
10-Year Battery Photoelectric Smoke Alarm, Slim Profile: questions answered
From First Alert's published specs, last checked 2026-11-11.
Where should the First Alert 10-Year Battery Photoelectric Smoke Alarm, Slim Profile go?
Use and supervision: follow the maker's warnings on the product, and see the AAP's safety and prevention pages. Check the label and the maker's instructions, and ask your pediatrician about your child.
Still wondering? Write to us at hello@cribpicks.com and we'll look it up.
More smoke and CO alarms
- First AlertSMICO100-AC Hardwired Combo
- First AlertSMI100-AC Hardwired Smoke
- First AlertSC5 Smart Smoke & CO
- First AlertCO400 Battery Carbon Monoxide Alarm
- First AlertCO605 Plug-in Carbon Monoxide Alarm
- First AlertCO710 Carbon Monoxide Alarm with Digital Temperature Display
Where these specs come from
Last checked 2026-11-11. Spot something wrong? Tell us. Read our editorial and safety policy and corrections.