Replace by FEB2035 Keep your home safe with the FireAngel FA3820-T2 Carbon Monoxide Alarm. This detector is designed to alert you of any carbon monoxide leakage in your home. It comes in a pack of two, making it convenient to place in different rooms of your home. The alarm is powered by batteries and has a manufacturer warranty of 10 years. The FireAngel FA3820-T2 model is 12.5 cm wide and weighs 0.95 kg. It is designed in a sleek white colour that will complement any home decor. You can trust this carbon monoxide detector to keep you and your family safe from any harmful gas leakage.