First Alert SCO5CN Battery Operated Combination Carbon Monoxide/Smoke Alarm by First Alert : Amazon.co.uk: DIY & Tools
GZAIR Carbon Monoxide CO Detector, Car, RV, Aircraft, Boat, Bus, Truck, Vehicle Automotive CO Gas Alarm, Portable CO Meter for Travel, Police, Pilots, Drivers, and Campers : Amazon.co.uk: DIY & Tools
VLOXO Car, Vehicle, Aircraft Carbon Monoxide Alarm Detector, Portable CO DETECTOR Fast Low-Level 9ppm for Vehicles, Police, Pilots, Travel, Bus, Trucks | Metal Body, Small 2oz : Amazon.co.uk: DIY & Tools
Gikaida Carbon Monoxide Detector with EN50291, Portable Carbon Monoxide Alarm for Home Battery Operated with LCD Display (C620) : Amazon.co.uk: DIY & Tools
HEIMAN Carbon Monoxide Alarm Detector EN 50291 Certified, CO Alarm Detector, Battery Powered, 10 Year Sensor, 722ES (723) : Amazon.co.uk: DIY & Tools
Waterproof CO Meter by Forensics | 2 Year Battery Life | Shock-Proof | Water-Proof | Dust-Proof | Industrial Specs CO Detector | IP67 | Rubber Soft-Touch | 0-1000ppm CO | : Amazon.co.uk: DIY & Tools
Combination Carbon Monoxide Detectors &Smoke Alarm, CO Alarm Detector With Digital LCD Display and Voice Warning,Suitable for your Home,Garage,Office(9V Batteries NOT Included) : Amazon.co.uk: DIY & Tools
Carbon Monoxide Alarm, Carbon Monoxide Detector with LCD Digital Display, Portable Carbon Monoxide Detector for Home, Battery Powered CO Alarms Monitor (Battery not Included),Meets EN50291 : Amazon.co.uk: DIY & Tools
Mini Carbon Monoxide Detector, Battery Powered CO monoxide Alarm with LCD Digital Display for Home and Car Safety, CO Monitor Conforms to EN 50291 Standard : Amazon.co.uk: DIY & Tools
Carbon Monoxide Detector, Carbon Monoxide Alarm with Digital Display and Audible 85DB Alarm, Battery Powered(Battery not Included), Suitable for Camping, Home, Office, School, in Accordance : Amazon.co.uk: DIY & Tools
Wireless Carbon Monoxide Detector, Battery Powered Interlinked CO Alarm with Digital Display, CO Detectors for Home Safety, Certified to EN50291 (1 Interlinked CO) : Amazon.co.uk: DIY & Tools
CPVAN Wireless 3-in-1 Carbon Monoxide Detector with Temperature & Humidity, Carbon Monoxide Alarms for Home Safety, CO Alarm with 10 Years Life, EN 50291, Replaceable Batteries. 1 Pack : Amazon.co.uk: DIY & Tools
First Alert CO605 Carbon Monoxide Plug-In Alarm with Battery Backup : Amazon .co.uk: DIY & Tools
Lunarlipes Carbon Monoxide Detectors, Portable CO Detector with Temperature Sensor & LCD Backlight Screen, Handheld Carbon Monoxide Meter Tester 0-1000PPM Range, Indoor/Oudoor (Includes Battery x3) : Amazon.co.uk: DIY & Tools
GiiHoo Carbon Monoxide Detector, EN 50291 Carbon Monoxide Alarm Detector with LCD Digital Display and Sound Alarm, CO Alarm Monitor for kitchens, bedrooms, offices, storage rooms (C622) : Amazon.co.uk: DIY & Tools
Carbon Monoxide Detector,Carbon Monoxide Alarm, CO Detector With LED display, CO Alarms Monitor for Home Safety,Disaster prevention supplies(AA Battery NOT Included) : Amazon.co.uk: DIY & Tools
Mini Carbon Monoxide Detector, with Replaceable Battery with LCD Digital Display and Audible Alarm CO Detector, EN 50291 CO Alarm Monitor for Office Home Security (Battery Not Included) : Amazon.co.uk: DIY &
Google Nest Protect - Smoke Alarm And Carbon Monoxide Detector (Battery) : Amazon.co.uk: DIY & Tools
Meross Carbon Monoxide Detector/Alarm, LCD Digital Display CO Alarm with 2 AA Batteries(Include) and Silence Function, 7-Year Fire Safety for House, Bedroom, Hotel : Amazon.co.uk: DIY & Tools