"Cool-Tech ID Plus measures non-condensable gases (air) in the refrigerant and gives you the option of purging it directly from the tank or system. Displays the actual percentage of R-12, R-134a, R-22 and air. Hydrocarbon alarm sounds if flammable substances are detected. Features an on-board printer port to print copies of testing results. 115V power source (configurable to 220V). 9in.W x 4 12in.D x 11in.H; U.S.A."
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