Water proof and leak proof based on double water seal. DC Solar surface pumps are fitted with a permanent magnet,brushless motor, Which enables the efficient use of energy from a wide range of supply options. The pump system offers the water supply solution. This project products are mainly used in dry irrigation of agriculture. It can be used for drinking water and living water. The living condition could be much improved. MPPT function,Soft start function,Dry running protection,Adjustable speed function, Error wiring protection,Over/under-voltage protection,Overload protection,Over-current protection, phase-loss protection,High working temperature protection Welcome and I wish you a happy life, my friend., Manufacturer: JOLIANE