Package: 1 eaperfect for home, shop & hobbyists powers 12v dc devices, such as cellular phones, cb radios, scanners, etc.Convenient power adapter plug lets the user power anything that will run off a 12v power adapter 13.8v dc output screw terminal connectors electronic overload protection with auto reset short circuit & thermal overload protection fuse protected heavy-duty cabinet & heat sink with nonskid rubber feet 115v ac, 60hz, 70w input 5a constant/7a surge dim: 3"h x 7.48"w x 4.92"d