Electric halogen patio heater introduces a new revolution for outdoor living. Instead of using a propane or oil fired patio heater, useing this halogen electric heater runs on regular household, is less expensive to operate than propane patio heater. Attached to any standard umbrella center pole. Also, it can be used indoors as well as outdoors. This is the perfect way to easily bring the heat where ever you go.Features: Cast aluminum and space energy saving Halogen quartz instant heat technology No UV rays, slilent operation No harmful emissions or toxic residuals No harmful gas will be released Simply fixes to a standard parasol Built-in tip over and overheat safety cut-outs Anti heat cover avoid scalding injurySpecifications: Material: Aluminum Construction, Color:Black + silver Power supply: 120V60Hz Wattage:500W on LOW1000W on Medium1500W Maximum Dimensions: 100cm x 45cm39.4in x 17.7in Weight: 4.5KGNOTE:Do not fold the panels down whithout first push the locking pin in When the heater is folded down, the power is off automaticallyTurn off the heater, press both switches downward