Includes 16 Watt, 704.1 Delivered Lumens, 3000K, 80 Cri Field Replaceable LED Module. Dimmable To 10% Dimmer Type Determined By Low-Voltage Transformer. The Heat Sink Remains With The Fixture Minimizing Any Waste At The End Of The Lamp Module'S Life. The Head Rotates 360° And Pivots 90° To Direct The Beam. As A General Rule When Using The Iso Head, We Do Not Recommend Using Greater Than 33% Of The Maximum Wattage Specified For The Low-Voltage Transformer Due To The Inrush Current Requirements. For Assistance In Calculations, Please Contact Our Technical Support Department.