AWO ET-LAD40/ET-LAD40W Premium Replacement Projector Lamp Bulb with Housing for PANASONIC PT-D4000 PT-D4000U AWO Premium Quality Replacement Projector Lamp Bulb with Housing Fit for PANASONIC PT-D4000 PT-D4000U The Professional Replacement Lamp Provides Clear And Bright And Sharp Pictures For Home Theater, School Presentation, Business Meeting etc AWO is Responsible For All The Item Descriptions And Coming With 180 Days Warranty And Lamp Lifetime About 2000-3000hours All Lamps Will Be Test Before Delivery, All Messages Will Be Respond Within 24hours, Excellent Return Service And Friendly Customer Service