5W E14, B22 or E27 LED bulb with a polycarbonate exterior. Environmentally friendly & Perfect for use within the home to replace the halogen equivalent of 50W. Suitable for use within Lamps, Chandeliers, Side Lighting, Wall Lights & any other alternative which requires a E14, E27 or B22 Cap. Providing an energy saving of up to 90% as opposed to the halogen fitting with a energy class of A.