12 V DC pump, low current 1.9 amps, 500 GPH Aerates 25 to 30 gallons Pumps water in, out, aerates, and doubles as a bilge pump and wash down. Adjusts to any size cooler, boat live well, or container Produces 99.5 % saturation of dissolved oxygen Spray bar mounts with suction cups or stainless steel screws Fits both round or rectangular live wells Complete package includes: 500 GPH pump with, suction cups, 10' 16 AWG power cord and copper battery clips, 2 aeration spray pipes, mounting clips, 5.5 ft. flexible tubing, fish foam filter, screws and, suction cups for mounting. For fresh and salt water Suction cups allow pump to be attached inside the live well or to the outer hull for water renewal Complete ready to use system Ideal live well system for all boats up to 21 feet Great backup system for larger boats Every unit is tested to assure quality Space saver display box 8.125"W x 9.25"L x 4"D