Cree Lighting Cree’s new filament bulbs, including this A19 bulb, can be tuned from a warm 2,200 Kelvin to a cool 6,500K. The 800-lumen A19 and ST19 bulbs are fitted with standard E26 bases, as is the 350-lumen G25 bulb. The 350-lumen B11 candelabra bulb has a smaller E12 base. Designed to fit into 5- to 6-inch recessed cans, the 850-lumen downlight comes with an interchangeable cord that offers E26 and direct-connect options, while integrated tension clips help to ensure a secure fit with the ceiling. The downlight isn’t compatible with GU24 or pin-based sockets, however. Cree Lighting Cree’s six-inch color downlight fits into 5- to 6-inch recessed cans, while its interchangeable cord offers E26 and direct-connect options.