X-Sense Wireless Interlinked Smoke Alarm, Mini Smoke Alarm for Home, 820 ft Transmission Range, Replaceable Battery-Operated Interconnected Fire Alarm, EN 14604, XS01-WR (RF Interconnected), 3-Pack : Amazon.co.uk: DIY & Tools
CPVAN Wireless Interlinked Smoke and Heat Alarm Scotland Bundle with 10 Years Battery Life, Fire Alarms Scotland Interlinked with Remote Control, CE & BS Certified, Pre Linked. 4 Pack : Amazon.co.uk: DIY
Wireless Interlinked Smoke and Heat Alarm with 10 Year Battery Life, EN14604, CE Certified, Interconnected Fire Alarm, Low-Battery Alert.3 Pack : Amazon.co.uk: DIY & Tools
Wireless Interconnected 3 Smoke, 1 Heat Alarm, Co2 Detector Alarm & Re