Bulbrite Pack of (4) 10 Watt Dimmable Flood PAR30 Short Neck Medium (E26) LED Light Bulb - 4000K (Cool White Light), 800 Lumens This 4-pack of 10 watt LED PAR30 Short Neck 4000K General Purpose Bulbs offers you shadow-free, uniform lighting, and like all our dimmable LED PARs, showcases the latest LED technology in a design guaranteeing a more consistent light output than other multi-diode designs for greater control, as well as benefitting from a 40° beam angle for a perfect spotlight, ideal for outdoor security lighting, and compatible with most transformers and dimmers.