Feature(may vary by option.)

●This is a three in one carbon monoxide detector and Meter Temperature Humidity Sensor. This mini design product is specifically designed for outdoor, mountaineering, and other outdoor and indoor use. Equipped with hanging ropes for easy carrying. because this product is mainly used for outdoor use at night.if the light is too bright, it can harm the eyes. So the display screen lights will be relatively dim.
●High-precision & Sensitivity Sensor - Our 3 in 1 Carbon Monoxide Detectors Meter Temperature Humidity Sensor Use High Reliability Electrochemical Sensor, Excellent Repeatability and Stability, Sensitive Response, Rapid Alarm, so that you can always know the air quality of the environment.
●LED Digital Display Portable Designed.Built-in 1000 mAh rechargable battery & new power-save mode.Perfect for Outdoor and Indoor Activities,Boats, Vehicles,Stove Heating, Aircraft,Camping Tents,and other Confined Spaces; It is so good helper for you.
●How to test it ? Carbon monoxide is generated in incomplete combustion and dense smoke. We can take it close to a cigarette or burning paper that produces thick smoke. The CO concentration will change and show on the screen. Dont test it by car exhaust or airy place, too low CO consentration cant not trigger sensor to work.
●Worry-Free After service - We provide 30 days no reason to refund service. If you have any questions, please contact us, we will solve your problem as soon as possible.

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Description

Bring a 3-in-1 carbon monoxide detector when camping to

create a comfortable camping environment.

Carbon monoxide is a colorless, odorless, and non irritating toxic gas that is harmful to the human body.

How to verify that　Vzmcov CO detector is working properly?

Place a lighted cigarette over

the detector back vent.

The CO value increase on the　display.

When the CO concentration

exceeds 50PPM, the detector

will sound an alarm.

While you are hiking and camping,

Take care of the safety and health of you and your family.

Allowing you to monitor the current temperature and humidity at any time.

Attention:

Please do not use paper or grass to check if the machine will sound an alarm.

Because paper and grass have almost no carbon monoxide content. So the machine will not sound an alarm.

The effect of using cigarettes is the best.

Portable size supports multiple ways of use when you are on.

Using the Ｖzmcov CO detector, you can monitor the temp humidity in your home Or kitchen，Or tent,or rv in real-time and Carbon monoxide.


As shown in the figure Attention: Please do not use paper or grass to check if the machine will sound an alarm. Because paper and grass have almost no carbon monoxide content. So the machine will not sound an alarm. The effect of using cigarettes is the best. As shown in the figure

As shown in the figure