Electric Screen Projection system???orthographic projection Appearance sharps: square (quadrilateral), octagon, hexagon (use the 0.6mm Cold-Strip Steel material) Material of screen surface: matte white, grey matte white, glass beaded, grey glass beaded Controls???Power switch, Wireless remote control???Equipped with three buttons???up, stop, down??? Plug Power???Arbitrary national standard plugs???110V???127V/220V???240V Motor: Synchronous motor, Tubular motor (pass the certification of UL, CE & ROHS) Use the excellent position limit system, can rely on our requirements reinstall the total height location of screen very convenient. Note: A. Above the 180inch uses the tubular motor??? can make about even 300inch no edge joint B. Size can be processing upon request
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