The GX-6000 PID Gas Detector is a powerful hand-held instrument capable of simultaneously monitoring up to 6 gases. Comes preconfigured with sensors for the 4 standard confined space gases which include combustibles, LEL, O2, CO, & H2S. Equipped with a strong internal sample pump, a man-down alarm, a panic alarm, an LED flashlight, and large auto rotating LCD display, the GX-6000 is a powerful tool.