THESE 110V ALUMINUM SUBMERSIBLE SUMP PUMPS HAVE AN ALUMINUM BODY THATS LIGHTWEIGHT AND PROVIDES GOOD CORROSION RESISTANCE THEY ARE COMMONLY USED TO DRAIN WATER IN SUMP PITS PUMPS ARE COMPATIBLE WITH MOST STANDARD US RESIDENTIAL ELECTRICAL WALL OUTLETS AND HAVE A TYPE A TWO PRONGS UNGROUNDED OR TYPE B THREE PRONGS GROUNDED POWER CORD PLUGSUBMERSIBLE SUMP PUMPS DRAIN WATER FROM BASEMENT SUMP PITS AND OPERATE WHILE COMPLETELY UNDERWATER AT THE BOTTOM OF THE SUMP PIT THEY ARE SUBMERGED IN THE WATER