Guangzhou projector hanger wholesale, wholesale hanger HD projector, business projector electric pylons, Gui German electronics 400-7188-020, selling Beijing, Shenzhen, Suzhou, Wuhan, Chengdu and Chongqing, designed for large projectors hanger design, Expand length, load the first projection hanger designed for large projectors hanger design. Stability, security, wireless digital positioning. Easy to operate, six meters wireless remote control set up the projector, close the warehouse location. http://detail.1688.com/offer/44616937376.html?spm=a2615.2177701.0.0.TODXRF selling Beijing, Shanghai, Shenzhen, Suzhou, Chengdu and other parts of the country QQ: 1275-7808-62 1 ~ 6 米Expand the length of the projector hanger maximum load 75 kg hanger market position can only be set by adjusting the projected limit switch hanger, have climbed the smallpox dangerous and bad tone, bad luck may have half an hour not adjusted. And the use of limit switches, collision multi-position will change, the switch will malfunction. Hanger cause failure may be causing damage to expensive projectors. Gui German electronics R & D projector hanger, the core patented circuit board design, designed for large projectors hanger design. Wireless remote setting, smart memory permanently save the setting position, sudden loss of power, then power-set position remains unchanged. Wireless dedicated remote two, an eight-button to set the remote control (the projector is set to close the warehouse location, up, down, stop, fine), use a three-button remote control (up to close the position, any position to stop, drop to the projector position)