Diamond Dual Lamp ET-LAD55W for PANASONIC Projector with a Ushio bulb inside housing Type: Lamps Wattage: 300W Lamp Life: 2000 hours Compatibility: Diamond lamp module for a PANASONIC PT-D5500:PT-DW5000:PT-D5600:PT-D5600E Projector. Identical performance to Manufacturer Original. Matching Part Numbers: ET-LAD55W. Comprehensive 120 day manufacturer warranty. Specifications: Lamp module consists of a Diamond Housing/Cage and an Original Bulb. Identical performance to manufacturer original. Endorsed by Philips/Osram. Weight: 2138 g Labor: 180 day manufacturer warranty