This commercial air pump with 8 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. 60W, 70 liters per minute, 120V. 1100 GPH, maximum amperage is 0.5A and maximum decibels is 60.