10 Year Longlife Battery Wireless Carbon Monoxide Alarm – Hispec RF Pro Range - £34.19 inc VAT
Firehawk 10 Year Wireless Carbon Monoxide Alarm (Battery)
Battery Operated Carbon Monoxide Alarm
HOMELYLIFE Carbon Monoxide Detector, Replaceable Battery Operated Carbon Monoxide Alarm with LCD Digital Display, EN 50291 CO Alarms Monitor for Home Safety (AA Battery NOT Included) : Amazon.co.uk: DIY & Tools
Pack of 5 Hispec HSA/BC/RF10-PRO Radio Frequency Lithium Battery Co2 Detector with 10yr Sealed Lithium Battery
FireHawk CO7B-10Y 10 Year Longlife Battery Carbon Monoxide Alarm | Safe Fire Direct