E17 LED Light Bulb, 5W(50 Watt Incandescent Equivalent), R16 3000K Warm White Not-Dimmable Intermediate Base, 500 Lumens,120V, Pack of 4Color:3000K Warm White | Size:4 Pack Not Dimmable Specification: Lamp Base:E17 Intermediate Base (Smaller than the E26 Medium Base) Wattage: 5 Watts Input Voltage: AC120 Volts Luminous Flux:500 Lumen (Incandescent Equivalent 40 watts) Light Color:Soft White 3000k Material:aluminum alloy, high thermal conductivity silica gel and plastic Certifications:UL\CE\ROHS Dimmable: No Beam angle:120 degree Color Rendering Index:(CRI)≥85 Rated Lifetime:Over 25,000h Product Features: 1. 40watt equivalent using only 5watts; 500 Lumens - brightest in industry. 2.4000K color temperature matches the color of existing incandescents. 3.Instant on at full brightness, Not dimmable, with 120 degree light dispersment. 4.Mercury free safe for kids, pets and the environment. 5.Excellent in all ceiling and other indoor light. Good Service after Sell: -The warranty is 2 year. If the light have some problem with warranty, our company will replace it freely. -Any small problem happening in our lamps will be solved at the most promote time. -We always offer relative technical support/consultant. Quick response, all your inquiry will be replied within 24 hours. Confidence Guarantee Free 2-year unlimited warranty is offered to our customers.If for any reason you are not happy with any product by us,please do not hesitate to contact us and will do our best to solve your problem asap!