Kidde 5COLSB Carbon Monoxide Alarm 7 Year Sensor

LED - Light Emitting Diode - a small light source

DC - Direct Current

Alarm - A device which emits a sound at a pre-set time/event

Carbon - A common element, in its simplest form is coal. The element can take different form from hard diamonds through graphite to soft carbon

Wall - A physical barrier between two areas

Red - One of the three primary colours

Year - The time it takes the planet earth to orbit the sun. This takes around 365.25 days.

LED - Light Emitting Diode. A bulb that is very efficient at producing light. Often small.

Convenience - A way of being able to carry out a task with little effort

Home - A place of permanent residence for families.

Year - 365 days (366 days in a leap year), the time taken for planet earth to make one full revolution around the sun.

Ideal - Something that satisfies a perfect criteria.

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