Intelligent carbon dioxide value tester uses air semiconductor-sensor to monitor temperature humidity of air quality Adopts superior electrochemical detection module, with high accuracy, stable performance, can accurately detect carbon dioxide value Strong anti-interference ability, low consumption long service life The product does not need calibration, it can be tested after booting, it can accurately detect carbon dioxide Hundreds of ventilation holes at the back of housing not only accelerate the convection between the air the machine, thereby realizing effective detection, but also provide a fine heat dissipation effect Widely applications: agricultural planting, greenhouse vegetables, production warehouse, material processing, , etc Specifications: Name: Air Quality Detector Colour:B White Material:plastic Package Contents: 1 Carbon Dioxide Detector 1 USB Cable 1 English manual Only the above package content, other products are not included Note: Light reflection different displays may cause the color of the item in the picture a little different from the real thing The measurement allowed error is 1-3cm