The Fireangel FA6813 is a 10 year Carbon Monoxide Alarm that's supplied with replaceable batteries. The unit has been designed to either be wall mounted, using the two small screws provided, or left portable to be positioned where required.
eBay
2 in 1 Version WiFi Tuya Smart Co & Smoke Detector Alarm Carbon Monoxide Parlor Room Kitchen Shop Fire PIR Sound Sensor Alert
Aliexpress UK
Combine two detectors in one space-saving unit with the Kidde 10SCO Carbon Monoxide and Smoke Alarm. The voice warning feature will announce either 'FIRE! or 'WARNING! Space and cost saving:The alarm combines two detectors in one unit.
eBay
Home Standalone Composite Co & Smoke Detector Alarm Carbon Monoxide Parlor Room Kitchen Shop Fire 85 dB Smart Sound Sensor Alert
Aliexpress UK
The Voice Warnings Given By This Alarm Are: "Fire! designed To Be Wall- Or Ceiling-mounted, This Battery-powered Unit Is Ideal For When Space Is Limited But Protection Is Paramount.
eBay
2 in 1 Natural Gas Detector And Carbon Monoxide CO Detector, Combustible Gas Leak Detector Monitor For Co, Lng, Lpg, Methane
Aliexpress UK
This alarm boasts a 7 year warranty, and can be wall mounted or free standing. The K5DCO replaces its predecessor (5DCO) and can be fitted to existing 5DCO and 5CO baseplates. 1 x Kidde K5DCO carbon monoxide alarm.
eBay
Carbon Monoxide Detector Carbon Monoxide Alarm Battery Powered Carbon Monoxide Sensor Wireless CO Alarm for Outdoor Travel
Aliexpress UK
HiSpec battery powered smoke alarm , heat alarm and Co detector. All items are new and in the box, easy to install alarms all come with a 5 year manufacturer warranty and a 10 year battery life. These alarm have the capability of being interlinked with each other ( except Co detector ). Dispatched with Evri Tracked.
eBay
Sensitive Home CO2 Sensor Detector Wireless CO Carbon Monoxide Poisoning Smoke Gas Sensor Warning Alarm Detector LCD Indicator
Aliexpress UK
Google nest alarm 2029 expiry come with mount, may have no boxes! Comes as pictured. Grab a bargain. 6 months warranty included.
eBay
Carbon Monoxide Detector CO Warning Alarm Battery Powered Carbon Monoxide Sensor Portable Digital CO Detector for Outdoor Travel
Aliexpress UK
the item is untested and or for parts. Questions message me.
eBay
HEIMAN Zigbee Carbon monoxide detector High sensitivity CO sensor suitable for Smart houses
Aliexpress UK
Carbon Monoxide Alarm Widely Used. The red LED will flash, pressing the button, green LED will flashes once every second for one minute and the peak alarm level will be indicated on the LCD. Alarm Current: <75mA.
eBay
Tuya WiFi Smart Carbon Monoxide Detector Alarm 85dB Sound Warning LCD Digital Display Home Indoor Real-Time CO Monitor Poisoning
Aliexpress UK