12V DC 500GPH low current pump. Aerates up to 30 gallons. Can be used to pump water in or out of boat or bait tank. Can also be used to wash surfaces. Suction cup mounts allow mounting to any non-porous surface. Spray bar can be permanently mounted or mounted with suction cups. Produces close to 100% saturation of dissolved cups. Package includes: pump with suction cups, spray bar, mounting hardware, 5.5ft. of flexible tubing. Spray tube can be cut to fit bait container. Standard 1/2 inch PVC pipe can be used to extend spray tube. Replaceable filter removes live-well debris. 6ft. power cord with copper battery.