Ensure your home is protected from the dangers of carbon monoxide with the FireAngel CO Alarm. This reliable alarm detects poisonous CO gas emitted from faulty household items, which cannot be smelt, tasted, or seen. Designed and rigorously tested in-house, FireAngel CO detectors meet the highest standards of protection and are third-party certified and Kitemark Approved by BSI. Featuring a user-friendly test button, the alarm includes a 'sleep easy' feature to silence low battery chirps for 8 hours. The CO sensor warns of low CO levels and provides a ventilate alert as levels increase. A flashing red LED indicates an alarm event, making you aware even if you were away. Supplied with 2 x AA replaceable batteries. Suitable for domestic premises including static and mobile homes, caravans, motor caravans and boats in England, Wales, and NI. Not suitable for homes in Scotland. Key Features: - Kitemark approved to BS EN 50291-1:2018 and BS EN 50291-2:2019 - UKCA & CE Marked - Sleep Easy low battery chirp silencing - Ventilate alert function - Flashing alarm event LED - 5-year warranty. Specifications: Dimensions: H:11.9 x W:6.2 x D:3.8 cm. Colour: White. Power Source: 2 x AA replaceable alkaline batteries. Product Summary: FireAngel CO Alarm, White, 1 Year Replaceable Batteries, Kitemark Approved, Sleep Easy Feature, Ventilate Alert, FA3313-EUX10.