Pelton style turbine, .1-1.2kW for heads of 10 to 330 feet or 5-130 GPM in 12/24/48 Volts DC. AC units available as well. 3 year manufacturer warranty. 3 phase permanent magnet, ‘smart drive’ technology for mppt power. Weatherproof case made from 1/4 inch UV resistant polymer. 2 inch pvc supply at nozzles, with 4 models available. Price includes fright continental US.