... suction performance;2.Design of Safety Valve , Water-proof capability ,keep water from motor ;3.The product is made of ... , alkali-proof ,anti-corrosion and more;4.Adopt professional Vacuum Cleaner’s motor , water absorption , oil-Absorbing ,acid suction, Dust absorption ;5 ... excellent quality and service. Standard Accessories: wet and dry vacuum cleaner/20L/25L/30L Capacity/4M cord/CE/GS/ROHS/SAA ...