The Gardenjack GWP1100 submersible has a stainless steel body and a pumping head of 11 metres. The powerful 1100w motor provides a flow rate of 18,000 litres per hour it makes light work of moving all the excess water from wells, cellars etc. It can be submersed into a ditch of up to a 7 metres deep and will pump dirty water that has pebbles or particles up to 35mm in diameter. Voltage: 230v/50Hz Power: 1100W Max Particles: 35mm Max Delivery Rate: 18,000 l/h Max Pump Head: 11 Metre Max Water Temp: 35C Hose Connection: 1 inch to 1.5 inches threaded end Weight: 7kg Gardenjack Submersible Dirty Water Pump Electric 230V in Silver