Powers car appliances & accessories at home, office or hotel; Allows high-power 12V DC items to operate on 110V AC power; Easy plug-in use & vented for safety; Works on portable coolers/warmers, air compressors & other DC appliances like heated/massage seat cushions; Input: 115V, 60Hz, 1.2A; Output: 12V, 5A; Lengths: 3ft from AC to adapter, 1.5ft from adapter to DC;