Adopting ABS engineering shell, the impacts resistance is three times high than ordinary Ensures that the equipment can still operate normally in various harsh environment and is suitable for use in high-risk areas such as construction site or plant The lightweight body weighs only 300 grams, making it easy to carry around NoT need for complex installation, suitable for users who need frequent mobile detection, such as environmental workers and indoor air monitors Equipped with high-precisions sensors, the air concentration detection is accurate to 0.01ppm Effectively solve users ' confusion about air, suitable for home,, and industrial environment, providing scientific basis for livings Equipped with a rechargeable battery, it can last for 12 hours on a single charging Meet the long-time needs, especially suitable for outdoor activity or long-time air research projects The led screen displays data on air,, and other substances Help users quickly understand the surrounding air conditions, especially suitable for air in public place such as schools and hospitals, Manufacturer: HVRFJXI