Elro design CO detector with 10-year lithium battery, automatic self-test and night mode
Smoke Detector with Magnet Assembly - 5 Year Battery - 6 Pack (FS1805M) ELRO
ELRO FS180521M 2-Pack Smoke Alarm with Magnet Mounting 5 Year Battery and Conforms to EN14604, White, 2er Packung, Set of 2 Pieces : Amazon.co.uk: DIY & Tools
ELRO Pro Design smoke detector with automatic self-test and 10-year battery life (PS4910) ELRO
ELRO FS1801 smoke detector complies with European standard EN14604-4 pieces, pack of 4 : Amazon.co.uk: Stationery & Office Supplies