Type:Overhead Projector Style:LCD Use:Business & Education,Home Home Theater Projector:Yes Portable:Yes Brightness:800lumens Contrast Ratio:350:1 Color:black/white Technology:LCD Resolution:800x480 Birghtness:800 lumens Contrast:350:1 Projection Size:32-120 inch Lamp life:LED 3000hours Focus:manual focus Use:home children party Show More