Quartz Patio Heater High efficiency,energy-saving Model:SL515705Used for outdoor 2500WQuartz tubes heatingWith Twin Heating Elements AssembliesEach 1250W for each Heating Element AssemblyFree use angle at 0-45ยบ5 meters power cord FREQUENCY: 220V~240VVOLTAGE: 50HZ~60HZ Patio heater