Compatible projector model: For VIVITEK D873ST D875ST D803W D803W-3D D8050W-3D D805W D805W-3D D910HD H1182HD H1185HD D803W3D D8050W3D D805W3D ^^ Premium quality, high brightness, long life replacement projector lamp. ^^ 2500-3000 hours lifetime and 200 days warranty. ^^ It is easy and quick for your installation to make sure your device is back in action. ^^ Rigorous test before delivery&Professional customer service support