Sudron LED GLS standard shape are part of the leading edge LED lighting development. These are available in Very Warm White and Caps E27 ES screw and B22d BC bayonet. LED lamps offer potential savings in energy due to the small amount of power they use often as low as 1 or 2 watts. The capital outlay is offset by the life of these lamps and many last 20 or 30 times longer than the equivalents they replace.