Utilitech Pro8.5 8.5 -Watt (50 W) Bulb Shape Gu10 Pin Base Base Warm White (3000 Kelvins K) LED Light Bulb MR16 GU10 base LED bulb Uses 8 watts for 520 lumens of brightness Bulb life is 25,000 hours or 22.83 years at 3 hours a day GU10 base most frequently used for household applications 3000K Warm White light