Vu1 Corporation develops, manufactures, and sells various mercury free light bulbs based on its proprietary light emitting technology. It offers R30 reflector lights for recessed lighting fixtures; A19 Edisonian screw-in lights; R40 reflector flood lights for recessed lighting fixtures; R20/R63 reflectors; and PAR38 spot reflectors primarily for outdoor applications. The company was formerly known as Telegen Corporation and changed its name to Vu1 Corporation in May 2008. Vu1 Corporation was founded in 1990 and is headquartered in Berkeley, California.