The BL-FU240A Optoma Projector Lamp replacement comes with a genuine original Philips 240 watt UHP bulb inside.  This lamp is rated at 2,000 lumens (brightness equal to original Optoma lamp).  The BL-FU240A lamp has a rated life of 3,000 hours (5,000 hours in Eco mode).  Beware of lower quality lamps with generic bulbs inside that have poor construction, reduced lumen output, and shorter rated life.