Benq SP890. Projector brightness: 4000 ANSI lumens, Aspect ratio: 4:3, Projection technology: DLP. Service life of lamp: 2000 h, Lamp power: 300 W, Service life of lamp (economic mode): 3000 h. Focal length range (f-f): 2.48 - 2.43 mm. Vertical scan range: 48 - 85 Hz, Horizontal scan range: 31 - 92 kHz. Video formats supported: 1080i, 480i, 480p, 576i, 576p, 720p