With Engel’s new Live Bait Cooler, your minnows, shrimp or other live bait will always be ready for action, thanks to our powerful 2X2 Air Pump and insulated cooler box. The 2-speed air pump keeps the water fully aerated and the insulated cooler shields expensive bait from extreme temperatures, whether you’re fishing in the dog days of summer or out on the ice in January. The 2-speed Engel 2X2 Air Pump runs strong on two (2) D-Cell batteries (not included). Run on high speed when your cooler is full of bait. Turn the pump down and conserve battery power later in the day. Plug into your car or boat’s cigarette lighter using the handy 12V adapter to run the pump overnight and keep bait fresh for the next morning. Engel Live Bait Coolers will keep your bait lively and fresh. 13, 19 and 30 Qt. models.Whether you’re fishing for crappie, walleye or dolphin, there’s a size just right for you.