... 2, DC motor,low maintenance, long life; 3, Environmental materials; 4, Operate automatical DC Submersible solar water pump for irrigation , ... landscape fountainAdvantages: 1, High efficiency and reliablity;2, DC motor,low maintenance, 10 years of life;3, Environmental materials;4 ... 229 meters.4. Easy to install. connect the solar pump with controller and solar panels, it will work automaticly, no ...