... proof, durable (work 8 years) Projection Surface : Coated with special Nano material, anti-glare, keep clear display and project ... animation, copy , cut, lock, etc.3) Interesting Tools: Compass, spotlight, magnifying glass, mask, cover, timer, etc;4)Multi media play: ... .Large Size Screen Ratio, Perfect equipped with HD Displaylarge screen design and with the high resolution , keep you experiencing ...