... temperatureLess than 40°CPH6.5-8.5SituationBe immersed in waterApplicationPumping water from deep well, gardening, fountain and ... -flow, over-load, waterless, etc;automatically recovery;control water height;easy installation, maintenance-free, safe, reliable, energy ... -saving, efficient;Photovoltaic water pump, Permanent magnet brushless motor, Maximum power point ...