CTLAMP 5J.J7L05.001 Assembly with Genuine Original OEM Bulb Inside with housing Compatible with BENQ HT1075 HT1085ST W1070 W1080ST Type: Brand New Original Projector lamp with Housing Part Number: 5J.J7L05.001 Model number: Compatible with BenQ HT1075 HT1085ST W1070 W1080ST Wattage & Lifespan: 240 Watts ; Up to 2500 (normal) / 3000(economy) hours Life Guarantee: 30 days Refund & 365 days Warranty; Professional customer service support. Any other problems with the projector lamp, please contact us