Low energy technology Using the latest high grade 'chip' technology, these LED MR16 bulbs are designed to replace low voltage MR16 halogen bulbs. Choice This range of LED MR16 bulbs comes in warm & cool white which are the recommended replacements for 20w & 35w halogen spotlights respectively. Converter driver also available For maximum efficiency, use these bulbs with our dedicated LED driver; Lyco Code 70675. Average life is an incredible 30, 000 hours. Huge stocks at Lyco As we keep most of our items in stock, you receive your order the very next day in most cases. You could have these LED MR16 spotlights in as little as twenty four hours time