1 Accurate Work: Comes with high accuracy up to 0.001, this air quality monitor can be used to detect formaldehyde and TVOC. 2 Clear Testing: The HCHO measuring range is 0~2.888mg/m , and the TVOC measuring range is 0~9.999mg/m , also has LCD screen. 3 Saving Energy: Powered by 2pcs AA battery, which is not included, ensures long time testing and stand by, very reliable. 4 Broad Utility: Allows for wide application for outdoor and indoor use, including home, car, hotel, apartment, office, etc. 5 Easy Carrying: Comes with 133 x 43 x 24mm compact size and a light weight as well, the simple carrying enables free uses.

What's in the box
1 x Air Quality Monitor