Coleman High Performance 4D Battery Pump - Grey/Red High-performance 4D Battery Air Pump, perfect for Water Towables, Water Floats, Airbeds, Inflatable Boats Features: Deflate Mode Valve Fittings Included: 2. Compatible With: Universal valve fittings Power Source: 4 D-cell Batteries - not included Dimensions: 6.0 " H x 4.5 " W x 7.5 " L