Marine Metal 2 way Bubbles ice blue Magnum features a self-closing lid

Magnum features a self-closing lid with locking door

Over-sized multiple disc drag system for smooth performance

Adjustable wrist and gauntlet closures

The Bottom Lock feature stays locked on the bottom even as the boat is bouncing up and down in big waves

Power output: 400 watts peak-to-peak (50 watts RMS)

Marine Metal 2 way Bubbles ice blue Magnum features a self-closing lidExtremely quiet air pump. 3V DC Pumps up to 52 hours with 2 alkaline "D" batteries. Fresh or saltwater. 12V to 3V cigarette adapter enclosed. Powerful pumps 1. 39 liters of air min. Weighted air stone and 30" of tubing inside case. Water resistant case and switch. Large adjustable stainless steel mounting clip. Aerates 7 gallons. Back up aquarium pump.