PGas**2 Portable Infrared Gas Detector is a
kind of hand-held instrument that can perform continuous
measurement of gas. This leakage detector adopts imported gas
infrared sensor, it utilizes unique method of data processing, and
it has the functions of high sensitivity, quick response, good
stability, automatic modification of zero drift as well as speech
alarm output, etc. The hand-held design facilitates carrying and
testing; light-emitting display screen of organic matter is
adopted, and the display is clear without lamp light when it
operates at night.