eWorld High Quality Replacement Bulb/Lamp Module with Housing Compatible for OPTOMA EP1691/EP7155/TX7155 Projector Type: Projector Repalcement Bare Bulb with housing 100% new compatible lamp Lamp Life: 2000 (normal) / 3000 (economy) hours Compatible for OPTOMA EP1691/EP7155/TX7155 Full 180 Day Warranty. Shipping by DHL