PS200 much gas portable the combustible gas detector, O2, CO and H2S, and according to the customer need to one or any combination of a variety of gas detection. Detector results at the same time are displayed on the screen. The user may at any time start manual operation. The standard USB excuse can be used for charging and data transmission, electronic user manual the convenience of our customers deposit. PS200 system USES standard data recording mode, internal memory can store 180 times test record. PS200 series ready to spare parts include: the power cord/power adapter, charger, data cable, demo CD, fast operation instructions, 3 m air tube, built-in pump configuration quick connector.