Part number: XL-5200 Lamp power: 125W Life time : 2000-2500H Warranty: All items have been QC tested and come with 120 days Warranty Package: Standard package with small carton for each piece Working with the follow models:xl-5200 Fit for KDS-50A2000 KDS-50A2020 KDS-50A3000 KDS-55A2000 KDS-55A2020 KDS-55A3000 KDS-60A2000 KDS-60A2020 KDS-60A3000 NOTE It is helpful to protect the lamp. Power switching interval should be about 5 minutes.First, turn on the power and then continue to press and hold the lamp lamp until the green light does not flash. Secondly continue to hold down the lamp until the green light does not flash, the projector cooling fan stops rotating, and finally cut off the power. No more than 4 hours per work Some problems you may have. Q: Item does not match the TV/Projector? A: Incorrect installation ,turn and try another please. Q: The project bulb not work after installation? A: Check the wick and the electrode if broken Q: Dose this lamp will work as same as the original one? A?To be honest, not. Because of the different price. But it will work at least 2000 hours, If it can?t last more than 3 months. Contact us, we will replace you a new one. Q:The screen color looks different and the light shakes after the correct installation? A: The TV/Project DMD chip and color film problems.