Kidde 20SDR AA Battery Smoke Alarm vs Kidde 30CUDR Combo
Side-by-side specs from each maker.
Only the differences are shown.
| Kidde 20SDR AA Battery Smoke Alarm | Kidde 30CUDR Combo | |
|---|---|---|
| Type | Smoke or CO alarm | Smoke or CO alarm |
| Alarm | smoke | combo |
| Power | 2 AA replaceable batteries | AA (2 replaceable batteries) |
| Standards (maker) | Kidde DETECT alarms are designed to the latest UL standard | Designed to the latest UL standard for safety and reliability |
Kidde 20SDR AA Battery Smoke Alarm
A smoke alarm powered by two replaceable AA batteries, with enhanced sensing meant to reduce cooking nuisance alarms.
- No wiring
- Replaceable AA batteries
- Twist-and-click mount
- Batteries need changing
Kidde 30CUDR Combo
A battery-powered smoke and carbon monoxide combo alarm that runs on two replaceable AA batteries. A voice-alert version is listed separately.
- Replaceable AA batteries
- Not listed by the maker: price