With the Draft Commander Mini Monitor Station, you can perform a pump test on two trucks simultaneously using your Draft Commander 3000® unit. The station comes complete with vacuum, pressure, and pitot gauges. Gauges come with serial numbers & calibration certificates. All gauges are clog-proof, filled with liquid glycerin and “Kem-X” freeze. Each gauge is labeled on the front and back panels of the Draft Commander Mini Monitor Station and is equipped with quick disconnects. Calibration Certificate provided for all gauges.