Hygger 660 GPH Submersible Aquarium Water Pump - Black Metal, Ideal for Fish Tank, Pond, Fountain & Hydroponic Systems

2-IN-1 Water Pump -- this submersible water pump works like a charm in terms of aquarium water change, transferring water and powering fountain waterfall. Low Water Level Draining -- Easy to use, simply plug in power for quick water draining, this bottom intake pump can remove water level down to 1/4"" and suck out 1/5"" debris and fish waste with ease. Powerful, Quiet Operation -- Provides efficient, instant water flow, power: 18W, Maximum flow rate: 215 GPH; Max Lift Height: 3.6 ft. Dimension:3.8''*3.6*4.4'', power cord's length: 6ft'. For Water Transfer Application -- Oil-free magnetic driven motor, it is ideal for draining saltwater and freshwater aquarium, pond, fountain, hydroponic, pool, pool cover and hot tub. Comes with 3 Barb Fittings -- Presented three different sizes of barb fittings for desired water flow: 3/4"", 7/8"" and 1"", the thread size that fits ON TO the pump next to the handle is M16-2, which is a metric size