The Kidde COSAC Essential Alarm Pack contains a 5CO 7 year sensor carbon monoxide alarm and a 29HD optical smoke alarm in one pack offering protection from the dangers of carbon monoxide and fire in your home.. Both items are battery operated and are supplied with a 9V alkaline battery for the smoke alarm and 3 x AA alkaline batteries for the carbon monoxide alarm.
- Provides continuous monitoring of CO levels
- Photoelectric sensor provides the earliest smoke detection
- Both alarms are battery operated (included)