Deta 1151 Mains Powered Ionisation Smoke Alarm with 9V Battery Back Up & Integral Base – Switch My Sockets
Deta 1151 Mains Powered Ionisation Smoke Alarm with 9V Battery Back Up & Integral Base, TV & Home Appliances, Electrical, Adaptors & Sockets on Carousell
Replacing the Battery in a BRK 670MBX Ionisation Smoke Alarm - YouTube
Deta 1163 Mains Powered Hard Wired Optical Smoke Alarm with 9V Battery Back-up 5016211218412 | eBay
How to open and close the Deta 1151 smoke alarm - YouTube
DETA smoke alarm fault - Smoke Alarms - Safelincs Fire Safety Forum