The ABITAN: We are a Professional manufacture and supplier of light source for projection and stage, with more than 10 years experience; | QUALITY CONTROL: All Projector lamps will be Tested Strictly before leaving the factory, And they Show Stable Light Output about 2200 Lumins Over 3000-4000h life; | COMPATIBLE MODULES:：BENQ W1070 W1070+ W1080ST W1080ST+ HT1075 HT1085ST W1250 W1500 HT2050 HT3050 HT4050 HT2050A HT2150ST W1110 W1350 W2000 W3000 W1210ST MX662 MX720 i700 MH630 MH680 TH680 TH681 TH681+ TH682ST. | EASY INSTALLATION: It is quite easy to install it into your projector as the ways you are taking out your old lamp. Be aware of the connector make sure it connected well; | WARRANTY: Include with every projector lamp we sell is our trusted 180-Day Guarantee. If you order a projector lamp from our company and you ara not satisfied for any reason, you may send the projector lamp back for a full refund or an exchange