This compact gaming system allows you to play air hockey on top of any flat surface. A permasealed blower system consists of a high-output, UL-approved,110V blower motor. Your pucks will dance across a consistent cushion of air, providing fast-paced action and furious fun. With an engineered wood construction, you'll enjoy long-lasting strength and durability. A poly-sealed, scratch-resistant playing surface ensures slick, rapid performance. Chip-resistant, 2.5-in strikers and 2-in pucks won't get damaged by rigorous gameplay. This unit has 1.5-in diameter, independent leg levelers, guaranteeing a level playing field on any surface.