Dekain Projector LampsAll the projector replacement lamps are built with original bulbs from OEM manufacturers (UHP, P-VIP, NSH, SHP, UHE, UHM and HS). The lamp module includes compatible housing which is made from durable materials and will fit properly. The lamp is tested before dispatch to meet the OEM original standards of quality, function and performance. The lifespan is 3 times longer than economic lamps. Easy installation: Shut down the projector and take out the old lamp after cooling down. Put in the new lamp and make sure the plug is connected well. Reset the timer when finished.Warranty Terms30 Days Money Back Guarantee. 240 Days Free Replacement Warranty. Customer Service Response Time within 12 Hours.