Perfect for conserving energy and cost. This LED dimmable light bulb is a replacement of the 25 watts light bulb. It only uses only 3.5 watts. Its brightness is of 200 lumens and uses 86 % less energy. It has 25,000 hours of lifespan, warm white 3000K and its mercury free. It lights up instantly lights up. The bulbs have a flame tip. Comes packaged in 6.25" x 5.75" blister pack with two light bulbs.