£16.99

HOMELYLIFE Carbon Monoxide Detector, Battery Operated Carbon Monoxide Alarm with LCD Digital Display, 10 Year Sensor Life, EN 50291:2018 CO Alarms Include Replaceable Battery for Home Safety

White, HM-723ES-G

Price data last checked 112 day(s) ago - refreshing...

View at Amazon

We'll watch every seller, every day. One email when your price arrives.

This is the usual price. Wait for it to drop, or tell us your number.

£17 today · usual range £0–£0 · best ever £14

NEW HERE?

Amazon shows you one price. We show you all of them.

Tosheroon watches Amazon prices so you don't have to. Every product on Amazon has a price history — we make it visible. Set the price you'd actually pay, and we'll email you the second it gets there. No app, no account, one email.

WHAT'S ON THIS PAGE

↓ Price chart
when this has been cheap or pricey
↓ Forecast
where the price is heading next
↓ Statistics
all-time high & low, recent range
↑ Price alert
name your number, we'll email you

Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 619 days • 619 data points (No recent data available)

Historical
Generating forecast...
£27.78 £12.17 £15.58 £18.98 £22.39 £25.79 £29.20 02 June 2024 03 November 2024 07 April 2025 08 September 2025 10 February 2026

Price Distribution

Price distribution over 619 days • 5 price levels

Days at Price
Current Price
15 days 46 days · current 42 days 9 days 507 days 0 127 254 380 507 £14 £17 £20 £23 £28 Days at Price

Price Analysis

Most common price: £28 (507 days, 81.9%)

Price range: £14 - £28

Price levels: 5 different prices over 619 days

Key Features

Prompt & Accurate: HOMELYLIFE carbon monoxide detector adopts advanced electrochemical CO sensor and high performance chip, which can quickly and accurately detect carbon monoxide concentration while minimizing false alarms. When carbon monoxide is detected at a dangerous level, an audible alarm of ≥ 85 dB (at 3M) will quickly sound while red LED flashes to safeguard your life.

10 Year Life Span: Sensor lasts up to 10 years and comes with two replaceable 1.5V AA alkaline batteries for three years of standby. Low battery warning alerts you to replace the batteries and an end of life warning alerts you to replace the alarm after 10 years of use.

Easy to Install: Our carbon monoxide alarm comes with screws and fixing plugs and can be easily mounted to the wall or ceiling in just a few minutes. The test/mute button helps you test it weekly or mute false alarms. The compact size doesn't take up much space and keeps you safe at all times.

Widely Used: Our battery operated carbon monoxide alarm can be used at home, while traveling or camping. Compact and lightweight design is easy to carry and perfect for use in tents or RVs. Package includes 1 x carbon monoxide detector, 2 x AA battery, 2 x screws, 2 x anchor plugs, 1 x user manual.

Buy with Confidence: HOMELYLIFE CO detector comply with the latest EN50291-1:2018 standard, the shell is made of fireproof material to ensure that the alarm can work continuously, the addition of Anti-RF interference and digital temperature compensation technology greatly improves the performance and stability, giving you enough security!

Product Specifications

Colour
White
Domain
Amazon UK
Listed Since
26 July 2023

Similar Products You Might Like

Safeliveo CE Certified Wireless Interlinked Carbon Monoxide Detector, Connectable to 30 CO/Smoke Alarms for Home Safety with 10 Year Battery, LCD Digital Display, LED Indicator and Silence Button
98% match

Safeliveo CE Certified Wireless Interlinked Carbon Monoxide Detector, Connectable to 30 CO/Smoke Alarms for Home Safety with 10 Year Battery, LCD Digital Display, LED Indicator and Silence Button

Safeliveo

Out of Stock 14 Feb 2026
KARUOTOP Carbon Monoxide Detector, Portable CO Alarm with 10-Year Sealed Battery, Digital LCD Carbon Monoxide Alarm for Home & Travel, EN 50291 Standard
98% match

KARUOTOP Carbon Monoxide Detector, Portable CO Alarm with 10-Year Sealed Battery, Digital LCD Carbon Monoxide Alarm for Home & Travel, EN 50291 Standard

KARUOTOP

£27.99 10 Feb 2026
WOLF SHIELD 10-Year Mini CO Detector - LCD, Test & Silence Portable
98% match

WOLF SHIELD 10-Year Mini CO Detector - LCD, Test & Silence Portable

WOLF SHIELD

£22.99 06 Feb 2026
Carbon Monoxide Detector, 10 Years Sealed Battery, Carbon Monoxie Alarm, With Temperature and Humidity Detection and LCD Display, Carbon Monoxide Alarms for Home
98% match

Carbon Monoxide Detector, 10 Years Sealed Battery, Carbon Monoxie Alarm, With Temperature and Humidity Detection and LCD Display, Carbon Monoxide Alarms for Home

WISUALARM

£19.99 06 Feb 2026
FireAngel Digital Carbon Monoxide Detector with 10-Year Sealed for Life Battery - FA3322 Humidity, Temperature and CO Alarm - Portable Carbon Monoxide Alarms for Home and Travel - CO Detector Monitor
98% match

FireAngel Digital Carbon Monoxide Detector with 10-Year Sealed for Life Battery - FA3322 Humidity, Temperature and CO Alarm - Portable Carbon Monoxide Alarms for Home and Travel - CO Detector Monitor

Fireangel

£39.99 15 Feb 2026
EiBEST Carbon Monoxide Detector with LCD, 85dB Alarm & LED Light
98% match

EiBEST Carbon Monoxide Detector with LCD, 85dB Alarm & LED Light

EiBEST

£8.99 05 Feb 2026
Yezala Mini CO Detector - LCD Alarm for Home & Car (EN 50291)
98% match

Yezala Mini CO Detector - LCD Alarm for Home & Car (EN 50291)

Yezala

£9.99 15 Feb 2026
XINDUM 10 Years Carbon Monoxide Detector, Smart Carbon Monoxide Alarm with APP, 2.4GHz WiFi, CE Certificated EN50291 Standard CO Detector, LCD Display, 85dB Audible Alarm, Sealed in Lithium Battery
98% match

XINDUM 10 Years Carbon Monoxide Detector, Smart Carbon Monoxide Alarm with APP, 2.4GHz WiFi, CE Certificated EN50291 Standard CO Detector, LCD Display, 85dB Audible Alarm, Sealed in Lithium Battery

XINDUM

Out of Stock 10 Feb 2026
Carbon Monoxide Detector, 10 Years Battery Carbon Monoxide Alarm, CO Alarm with Test/Silence Button,Carbon-Monoxide-Detector Comforms to EN 50291 Standard (2 Pcs)
98% match

Carbon Monoxide Detector, 10 Years Battery Carbon Monoxide Alarm, CO Alarm with Test/Silence Button,Carbon-Monoxide-Detector Comforms to EN 50291 Standard (2 Pcs)

WISUALARM

£29.99 16 Feb 2026
Alertlink VC22R CO Detector - 10-Year Battery, LCD, EN 50291
98% match

Alertlink VC22R CO Detector - 10-Year Battery, LCD, EN 50291

Alertlink

£28.79 09 Feb 2026
Carbon Monoxide Detector CO Alarm with 10 Year Sealed Battery LCD Digital Display and Sound Warning for Home Office safety EN50291
98% match

Carbon Monoxide Detector CO Alarm with 10 Year Sealed Battery LCD Digital Display and Sound Warning for Home Office safety EN50291

ZYTA

£16.14 10 Feb 2026
Ei Electronics Professional Ei208iDW Carbon Monoxide Detector, i-Series CO Detector with AudioLINK Function for Instant Data Reading, LCD Display and Battery for 10 Years, Optional Wireless
98% match

Ei Electronics Professional Ei208iDW Carbon Monoxide Detector, i-Series CO Detector with AudioLINK Function for Instant Data Reading, LCD Display and Battery for 10 Years, Optional Wireless

Ei Electronics

£56.42 22 Feb 2026
FireAngel FA3313 Carbon Monoxide Alarm - 2-Pack CO Detector
98% match

FireAngel FA3313 Carbon Monoxide Alarm - 2-Pack CO Detector

Fireangel

£40.00 10 Mar 2026
ELRO FF4610 Design Fire Prevention Set - 2x Ultra-Thin Smoke Detector & Ultra-Thin Carbon Monoxide Detector with 10 year Battery - Comply with the European Standard EN14604 and EN50291
98% match

ELRO FF4610 Design Fire Prevention Set - 2x Ultra-Thin Smoke Detector & Ultra-Thin Carbon Monoxide Detector with 10 year Battery - Comply with the European Standard EN14604 and EN50291

ELRO

£62.29 12 Feb 2026
FireAngel Pro Connected Smart Carbon Monoxide Alarm for Home - FP1820W2‑R Wireless, Interlink, 10-Year Battery Carbon Monoxide Detector with App Compatibility - Portable, Travel CO Alarm - White
98% match

FireAngel Pro Connected Smart Carbon Monoxide Alarm for Home - FP1820W2‑R Wireless, Interlink, 10-Year Battery Carbon Monoxide Detector with App Compatibility - Portable, Travel CO Alarm - White

Fireangel

£54.99 11 Feb 2026
X-Sense Wi-Fi Combination Smoke and Carbon Monoxide Alarm for Home with English Voice Alerts, Wireless Interlinked Voice Alarm with SBS50 Base Station, XP0A-MR11
98% match

X-Sense Wi-Fi Combination Smoke and Carbon Monoxide Alarm for Home with English Voice Alerts, Wireless Interlinked Voice Alarm with SBS50 Base Station, XP0A-MR11

X-Sense

£49.99 09 Feb 2026
X-Sense Carbon Monoxide Detector, Replaceable Battery Powered CO Alarm with Digital Display, Portable Carbon Monoxide Alarm for Home with CO Peak Value Memory, XC0C-SR, 1-Pack
98% match

X-Sense Carbon Monoxide Detector, Replaceable Battery Powered CO Alarm with Digital Display, Portable Carbon Monoxide Alarm for Home with CO Peak Value Memory, XC0C-SR, 1-Pack

X-Sense

£15.98 05 Feb 2026
FireAngel Carbon Monoxide Alarm and Detector - FA6813 10-Year Sensor Life CO Alarm for Home w/Batteries - Travel, Portable Carbon Monoxide Detector - CO Detector Monitor w/Test Button - 2-Pack
98% match

FireAngel Carbon Monoxide Alarm and Detector - FA6813 10-Year Sensor Life CO Alarm for Home w/Batteries - Travel, Portable Carbon Monoxide Detector - CO Detector Monitor w/Test Button - 2-Pack

Fireangel

£26.94 09 Feb 2026
FireAngel Carbon Monoxide Alarm and Detector - FA3313 10-Year Sensor Life CO Alarm for Home with 1-Year Replaceable Batteries - Travel, Portable Carbon Monoxide Detector - CO Detector Monitor - White
97% match

FireAngel Carbon Monoxide Alarm and Detector - FA3313 10-Year Sensor Life CO Alarm for Home with 1-Year Replaceable Batteries - Travel, Portable Carbon Monoxide Detector - CO Detector Monitor - White

Fireangel

£17.99 18 Feb 2026
FireAngel Carbon Monoxide Alarm and Detector - FA6813 10-Year Sensor Life CO Alarm for Home with AA Batteries - Travel, Portable Carbon Monoxide Detector - CO Detector Monitor with Test Button, Single
97% match

FireAngel Carbon Monoxide Alarm and Detector - FA6813 10-Year Sensor Life CO Alarm for Home with AA Batteries - Travel, Portable Carbon Monoxide Detector - CO Detector Monitor with Test Button, Single

Fireangel

£17.49 10 Feb 2026
Carbon Monoxide Detector,Carbon Monoxide Alarm With LED display, CO Alarms Monitor for Home Safety,Comply with EN50291 Standard (AA Battery NOT Included) (white)
97% match

Carbon Monoxide Detector,Carbon Monoxide Alarm With LED display, CO Alarms Monitor for Home Safety,Comply with EN50291 Standard (AA Battery NOT Included) (white)

USBNOVEL

Out of Stock 07 Feb 2026
Smoke and Carbon Monoxide Alarm, Dual Sensor Combination Smoke Alarm and Carbon Monoxide Detector and Replaceable Battery Smoke and CO Alarm with Digital Display for Your Home, Garage, Office, 2-Pack
97% match

Smoke and Carbon Monoxide Alarm, Dual Sensor Combination Smoke Alarm and Carbon Monoxide Detector and Replaceable Battery Smoke and CO Alarm with Digital Display for Your Home, Garage, Office, 2-Pack

£39.99 04 Feb 2026
Firexo fxo Interlinked Carbon Monoxide Alarm - Wireless CO Detector with 10 Year Tamper Proof Battery, LCD Display & Quick Alerts - Can be Interlinked with fxo Smoke & Heat Alarm (sold separately)
97% match

Firexo fxo Interlinked Carbon Monoxide Alarm - Wireless CO Detector with 10 Year Tamper Proof Battery, LCD Display & Quick Alerts - Can be Interlinked with fxo Smoke & Heat Alarm (sold separately)

Firexo

£43.33 09 Feb 2026
Twin Pack Kidde 5CO Battery Powered Carbon Monoxide Alarm and Detector - 10 Year Sensor Life with AA Batteries
97% match

Twin Pack Kidde 5CO Battery Powered Carbon Monoxide Alarm and Detector - 10 Year Sensor Life with AA Batteries

Kidde

£25.50 11 Feb 2026