First Alert(R) SCO403 Smoke Alarm & Carbon Monoxide Detector Combo Pack
- CO detector with electrochemical sensor
- Smoke alarm with ionization smoke sensor
- Simple-to-use silence/test button
- Low-battery warning
- End-of-life timer
- Loud 85dB alarm
- Convenient front battery access
- Includes 2 AA batteries for CO detector & 9V for smoke alarm
- 5-year limited warranty
This product usually ships in 3 business days and should be delivered in 10 business days.
Shop worry free! If you’re not 100% happy with your purchase, you can return this item within 14 days of receiving it.