Introducing the new 5W LED GU10 spotlight light bulb from Crompton light bulbs, equivalent to 50W they offer exceptional value for money without any compromise on brightness. Designed as a direct replacement for your power hungry halogen light bulbs while making savings of over 90% on electric costs. They deliver a Cool White beam & last an amazing 30,000 hours.This spotlight lamp is traditionally known as a PAR16 with a GU10 2-pin twist and lock (10mm apart) base.For use with trailing edge dimmer switches only.Please visit the manufacturer\'s website for up-to-date dimmer switch compatibility lists for this Crompton Lamps LED GU10 Spotlight light bulb before purchase.To find the answers to some common questions about LED dimming, please read our guide Dimming for Dummies.Need more help in choosing a suitable spotlight bulb? Read our guide What is a GU10 Spotlight Bulb.