Lifesaver Smoke & Carbon Monoxide Alarm Set / Home Safety Pack - Including Batteries;Smoke Alarm: compact 100mm in diameter, test button for alarm and battery;Loud alarm, low battery indicator, easy to install, Diameter: 100mm, Depth: 35mm;Carbon Monoxide Alarm:provides protection during power cuts, test/reset button for alarm + batteries;Loud alarm, low battery indicator, easy to install, Length: 126mm, Width: 72mm, Depth: 35mm

• Kidde Smoke and Carbon Monoxide Alarm Set, UK, CO/1SA

Kidde Smoke and Carbon Monoxide Alarm Set, UK, CO/1SALifesaver