JR-4000, as a 1000GPH submersible pump, designed for your indoor and outdoor garden fountain water feature, hydroponic and small fish pond use. Simple structure, robust ABS casing, optimized copper wire, durable ceramic shaft and quiet operation make this submersible fountain pump easy-to-use, longer-lasting and energy-saving. The fountain water pump can withstand both fresh water and salty water. Besides, if you need flexible power cord, we can supply from 1.83 to 10.15 meters, waterproof and freeze-resistant. What you need else? We expect your trial and enjoy the water fun.