MBT UV400L Black Light Replacement Lamp 400 Watt MBT Lighting is a leading manufacturer of innovative, dependable lighting equipment MBT Lighting strives to provide bands, DJs, nightclubs, theaters, churches, schools and other venues with user-friendly lighting products that create the perfect experience The MBT Black Light Replacement Lamp 400 Watt is a 400 Watt Black Light Replacement Bulb specifically designed for the MBT UV400 Black Light