Zetian - Model VGT-400 -Portable Vehicle Emission Gas Tester

The VGT-400 portable vehicle exhaust gas tester is a series of vehicle exhaust gas detection products developed and designed by our company in accordance with the requirements of the new national standards (GB18285-2018, GB3847-2018), which are specially used for road random inspections.) Detection of NO, NO2 concentration, non-dispersive infrared absorption technology to detect HC, CO, CO2 concentration and electrochemical cell technology to detect O2 concentration, suitable for gasoline and diesel fuel vehicle exhaust detection.