The 1.5-inch high-suction pump is used to quickly collect and dry the bottom debris/sludge in the water tank, making it convenient for customers to collect bottom debris/sludge. In addition to collecting coarse bottom debris, the machine is equipped with a multifunctional stainless steel filter barrel. With patented technology, it can continuously filter up to 1um precision without changing the filter barrel, intercepting and filtering impurities and suspended particles in the water.