The award winning energiser energy saving halogens are an environmentally friendly version of every day popular lamps clear crisp pure white light beam control longer life compared against incandescent lamps30 saving on energy and co2 emissions great for decorativedisplay lighting uv stop protection dimmable all energiser low energy halogen lamps use uv stop glass this reduces the bleaching effects of ultra violet radiation on materials and also reduces exposure of the skin to uv rays