If youre irritated by energy saving bulbs that produce a yellowish light and take ages to warm up youll love these new halogen bulbs they emit a lovely white sparkling light have no irritating warm up time and are even compatible with dimmer switches yet they save 30 energy compared with incandescent bulbs theyre also available in a wide choice of sizes and fittings including hard to find candle bulbs and spots packs of 10 offer great value