Projection system£ºorthographic projectionAppearance 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 beadedControls£ºPower switch, Wireless remote control£¨Equipped with three buttons£ºup, stop, down£©Plug Power£ºArbitrary national standard plugs£¬110V£127V/220V£240VMotor: Synchronous motor, Tubular motor (pass the certification of UL, CE & ROHS)Use the exce
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