Complete allinone lamp module including bulb, housing, and connector for a readytoinstall replacement Easy installation: swap in quickly and easily; installation is comparable to changing a printer ink cartridge Reliable performance: designed to deliver consistent illumination when used as the replacement lamp in compatible devices Compatibility and fit: built as a direct replacement for devices that use a complete lamp module with integrated bulb, housing, and connector : no quibble ; if there is any problem we will the lamp within 120 days, or you within 30 days Use scenarios Home theater projector for movies, streaming, and gaming Classroom or training room projector for lectures and presentations Small business conference room or event setup requiring dependable projection Notes Includes bulb, housing, and connector as a single module for convenient replacement