Low energy consumption, dimmable, instant 100% illumination and long lasting, this 3.3 Watt (20W equivalent) Osram PARATHOM Advanced MR11 LED lamp is a great replacement for an existing halogen Gu4 light source. Saving 80% in energy consumption and lasting 25,000 hours it also boasts good colour consistency. Ideally suited to display and directional lighting in museums, retail outlets, residential hallways and stairwells, and hospitality environments it emits a Very Warm White (827) colour temperature.