LIGHTWEIGHT & PORTABLE: Easy to store and haul, this mini utility pump offers big value in a little packageMULTIPURPOSE: Perfect for transferring water from aquariums, washing machines, water beds, water heaters, clogged sinks, and more.Kindly Tips : When you start use the pump you must be submerged into the water at a slight angle to allow the remaining air to escape .Kindly TipsThere is an air vent on the pump so when the pump is working, there will be water leaking out from here, this is a normal phenomenon It's not that the pump is damaged.Muti Outlet Water:There have 3 different outlet (1 inch ,1-1/4 inch, 1-1/2 inch ) , can choose from according to the flow rate , The bigger the flow is, the wider the outlet should be.Powerful Sump Pump: Equipped with 1/2HP power motor can deliver up to 2100GPH and max delivery height can be reached 16 feet . Suitable for ponds, swimming pools, sprinkler systems, irrigation systems, gardening, rain buckets, flooded basement, large aquariums .Auto Float Switch: When the water level rises above the pump, the pump will automatically start working under the control of the float switch. When the water level is below the pump, you should lift the float for pumping. Note: Once the pump fails to pump water, you should immediately lower the float switch or cut off the power. Otherwise, it will cause the coil to burn out.High - Quality Material:The sump pump features a durable sealing structure and the durable thermoplastic body keeps the pump from corrosion .