1 Portable and Practical: The portable gas concentration sensor is a portable HCHO, TVOC gas concentration detector 2 3 Color Lights: The gas concentration indicator with 3 color light (green, yellow, red) alerts for indoor home security 3 Blue Backlight: The HCHO detector has a built in 360 degree detector port on top, LCD with blue backlight to display HCHO and TVOC data 4 Simple to Use: The gas sensor detector is easy to use and calibrate, enabling accurate gas quality monitoring 5 ABS Material: The gas tester is made of ABS material, which is wear resistant and durable, and has a long service life
What's in the box
1 x HCHO Detector
