Kidde 20SDR AA Battery Smoke Alarm
A smoke alarm powered by two replaceable AA batteries, with enhanced sensing meant to reduce cooking nuisance alarms.
Alarm spec sheet
| Type | Smoke |
|---|---|
| Power | 2 AA replaceable batteries |
Listed features
- No wiring
- Replaceable AA batteries
- Twist-and-click mount
Worth checking
- Batteries need changing
Where to buy the 20SDR AA Battery Smoke Alarm
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
| Kidde 20SDR AA Battery Smoke Alarm | |
|---|---|
| Type | Smoke or CO alarm |
| Alarm | smoke |
| Power | 2 AA replaceable batteries |
| Standards (maker) | Kidde DETECT alarms are designed to the latest UL standard |
Compare the 20SDR AA Battery Smoke Alarm with
How each closest rival differs from the 20SDR AA Battery Smoke Alarm, from the makers' specs.
20SDR AA Battery Smoke Alarm: questions answered
From Kidde's published specs, last checked 2026-11-11.
Where should the Kidde 20SDR AA Battery Smoke Alarm go?
Maker's standards wording: Kidde DETECT alarms are designed to the latest UL standard. 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
Where these specs come from
Last checked 2026-11-11. Spot something wrong? Tell us. Read our editorial and safety policy and corrections.