This commercial air pump with 6 Outlets is perfect to run several waterfarms or multiple air stones at once. Electrical magnetic air compressor in a high quality aluminum alloy case, wear and tear resistant material for cylinder and piston. High pressure and high output, comes with multi-outlet divider. Super silent with multi-level muffler, low power consumption. Special artificial rubber to keep a steady air flow output and pressure that can be adjusted freely. 1-Year warranty. 20-Watts, 45-liter per minute, 120-voltage. 700-GPH, maximum amperage is 0.17 and maximum decibels is 45. Measures 6-1/2-inch length by 4-2/7-inch width by 5-inch height. This product weighs is 3.2-pound.