... gas for your choice; 5.9K,11K,12K,17k,18k,24k A,, ScopeAir conditioner type:cooling & heating room air conditionersRefrigerant ... should not be left opend in the atmosphere for more than 15minutes.11,The electric pulse should ... low-moisture.13,The compressor must not be applied for transportation equipment, such as automobiles, trains, ships, ... the surface of the compressor. Compressor for air conditioner