●【Powerful Pump with Stable Performance】This item is constructed of hi-impact corrosion resistant plastic, 1.5 HP Sump pump moves up to 4500 gallons per hour tackles any draining job at a fraction of the time. ●【Water Discharge Hose】This swimming pool backwash hose is made of PVC material, the material is resistant to abrasions and corrosion. Reinforced with polyester yarn to prevent leaks and tears for durable use. ●【Easy to Connect】 The hose is installed on the adapter of the pump, fixed with a clamp, very convenient to use. ●【Adjustable Float Switch】Start/stop automatically. When water level is below 1-1/2 Inch inch, it will automatically disconnect the power; when water level rises above 7 inch, the pump will start again. When the float switch is locked on the pump, the pump will work all the time and the power will not shut off automatically, cut off immediately when the pump fails to pump water to prevent from dry running. ●【Application Occasions】Ideal for removing both clean/dirty water from any enclosing environment, such as cellars, reservoirs, rain barrel, flat roofs and more, but not for applications involving corrosive or flammable liquids. This sump pump with a suction screen at the bottom can whisk away water to 1-1/2 inch from the floor and allows to pass 1/5 inch grains under clean water application.