Does this canister contain carbon monoxide or some form of substitute?

I read on the product's label: "SleepSafe Test Gas contains a controlled amount of Carbon Monoxide in helium, sufficient to test CO Detectors ..."

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Arctic Hayes PHCO520 SleepSafe Carbon Monoxide Alarm Tester Spray 400 ml, Blue

Arctic Hayes PHCO520 SleepSafe Carbon Monoxide Alarm Tester Spray 400 ml, Blue

Product ID: 55107522

Details

Brand
Arctic Hayes
Colour
Blue
Compatible devices
Carbon Alarm
Global Trade Identification Number
Item weight
0.1 Kilograms
Manufacturer
Arctic Hayes

🔥Fire Brigade recommended for safety assurance

🧪400ml aerosol for up to 7 tests

⚙️Functionally tests CO alarm sensors

¥3376

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🛡️ Stay ahead of danger—test your safety, protect your peace of mind!

USER FRIENDLY DESIGN - Compact and simple to operate—no technical expertise required.
FIRE BRIGADE APPROVED - Endorsed by professionals, making regular testing a must-have habit.
RELIABLE SAFETY CHECK - Easily verify your carbon monoxide alarms with a trusted 400ml aerosol spray.
MULTIPLE USES ONE CAN - Perform up to 7 precise tests per can, ensuring ongoing protection.
VERSATILE COMPATIBILITY - Works seamlessly with SleepSafe alarms and flue gas analysers for comprehensive safety.

The Arctic Hayes PHCO520 SleepSafe Carbon Monoxide Alarm Tester Spray is a 400ml aerosol designed to functionally test carbon monoxide sensors, providing up to 7 reliable tests per can. Recommended by the Fire Brigade, it ensures your alarms and flue gas analysers are always in optimal working condition, helping safeguard your home or workplace with ease.

Specifications

ASIN	B071D7XKTD
Best Sellers Rank	18,279 in DIY & Tools ( See Top 100 in DIY & Tools ) 52 in Carbon Monoxide Detectors 403 in Home Security Systems
Brand	Arctic Hayes
Colour	Blue
Compatible Devices	Carbon Monoxide Alarm
Country of Origin	United Kingdom
Customer Reviews	4.0 4.0 out of 5 stars (117)
Global Trade Identification Number	05012804500247
Included Components	1 x Arctic Hayes SleepSafe Carbon Monoxide Alarm Tester Spray 400 ml
Item Type Name	1 x Arctic Hayes SleepSafe Carbon Monoxide Alarm Tester Spray 400 ml
Item Weight	0.1 Kilograms
Manufacturer	Arctic Hayes
Manufacturer Warranty Description	No guarantee.
Model Number	PHCO520
Number of Items	1
Part Number	ARCPHCO520
Product Style	Compact
Sensor Type	Carbon Monoxide Sensor
Unit Count	1.0 count

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

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Customer service was outstanding when I had questions about the product.

2 days ago

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¥3376

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

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