Quiet, energy-efficient magnetic drive pumps at a great price. Versatile, high-performance pumps boast power and low energy use - ideal for pond fountains and waterfalls. Use completely submerged only. Washable pre-filter included. Model: 388 Dimension: 2.7" x 2.0" x 2.5 Output Adapter: 1/2" AC Power 120V 60Hz Watt: 12 Watt Cord Length: 6 Feet Max gph: 198gph Max Head: 4.9 Feet PERFORMANCE: A) 185 GPH @ 0.7 FT B) 161 GPH @ 1.3 FT C) 132 GPH @ 2.0 FT D) 134 GPH @ 3.3 FT E) 63 GPH @ 4.6 FT F) 0 GPH @ 4.9 FT