We all know that formaldehyde and carbon monoxide are harmful to the human body and wherever there are certain levels of these substances in the air, it is important for our life that we need a device that repairs and purifies the air should and is harmful material , the surrounding air to a healthy state, in this sense, I think this kind of instrument is a good choice, it is the size of a mobile phone display, the display design is accordingly an experiment, TVOC, PM value , such as carbon carbon dioxide, change detection mode, every day the level of these substances in the air can be accurately displayed. Let's learn more about the health of our environment.
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