Efficacy: up to 95 lm/W at 14.8W; Lumens: up to 1,100, 3 field-interchangeable optics (spot, narrow flood and flood), L70 at 50,000 hours (70% lumen maintenance at 50,000 hours), Color Temperatures: 2700K, 3000K, 3500K and 4000K ; CRI: 90 minimum, Smooth dimming down to 5% at 120V, Holds 1 piece of standard 2" MR16 media filter or lens, Die-cast aluminum; Colors: White, Matte Black and Silver finishes, cULus listed; T24 compliant; DesignLights™ Consortium qualified, 5-year warranty