... weight,and easy to install,suitable for ponds farming.Its water flow likes fountain,has very nice visual effect,can improve the ... of ponds,lakes and parks Characteristics:1 stainless waterproof motor, water cooling, high efficiency;2 use corrosion resistant materials,has long ... install,convenient for moving;4 can be applied to deep water aeration;5 efficient propeller impeller, more efficient. POWER(W ...