Energy efficient LED retrofit GU10 spotlight light bulb. Direct replacement for halogen GU10 spotlight. This light bulb is constructed from a thermal plastic body to mimic the shape and size of a halogen GU10 lamp. Features the latest LED SMD (surface-mounted diode) technology.Suitable for use in fire rated downlights. This cool white LED GU10 provides the same light intensity as a 50W GU10 halogen while lasting an incredible 15,000 hrs and consuming only 5W of electricity. Designed as a direct replacement for your power hungry halogen light bulbs while making savings of 90% on electric costs.Heat dissipating body. Suitable for fire rated downlights. Not suitable for dimming. Indoor lighting use only.This spotlight lamp is traditionally known as a PAR16 with a GU10 2-pin twist and lock (10mm apart) base.Need more help in choosing a suitable spotlight bulb? Read our guide What is a GU10 Spotlight Bulb.