Charactrerized by its ultra-thin body. Motorized control of up & down & stop. Can be stopped at any position. Used imported electromagnetic braking AC/DC motor, stable, strong and durable. Control Method: Manual or Remote Control or Central Control via RS232/RS485 using for third party system (AMX/Crestron/Extron). Heavy duty steel ceiling closure panel with anti-scratch powder coating. Integrated cable management. Overheat protection & Safety belt provides extra protection. Easy installation and smooth, extremely quiet operation. Power requirement: 220v/20w (110V also available). Hardwares and universal projector mounting bracket enclosed. Warranted for one year against defects in materials and workmanship. Item NO.B1212RExterior Size(L×W×H)410×400×160Bottom Panel Size500×500Bolt hole-site on Bottom Panel380×380Min Distance above Ceiling420Opening hole on Top Mounted Panel300×240Max Projector Size360×360×200Max Travel Distance≤1200Load Capacity(kg)≤26Net Weight25Power Supply25Input Voltage220VRemote ControllerAvailable