CMVision 4 Watt E26 LED Light Bulb 270 Degree Wide Angle Warm White 3000K Unique Wide Angle Patent Design For Up To 270 Degree Special Ceramics Case Best For Heat Dissipation Designed for 110-240V AC power input and standard E26 medium base CMVision bulbs consume 70-90% less energy vs. incandescent and halogen bulbs, and approx. 40-60% less energy vs. CFL bulbs. Warm White 4W, 270 Degree, 250Lumin, E26, E27 Base, UL List, CMVision Manufactory Warranty