CCTV Camera Bracket, ZOTER Electrical Rotating Wall Mount Holder RS485 Control Horizontal 255&deg; Vertical 50&deg; Innovative design, 250X horizontally rotating right or left electronic limit arbitrary settings. Built-in Intelligent decoder, intelligent preset position, intelligent scan function. DC 12V Input power (for providing power to camera), RS485 control cable. Easy to make fixed HD camera to be with rotate function, but no need extra wiring. Note: If you wish to register the addresses yourself, you will need the to use a "Joystick keyboard controller" (Ref: JKC1), you can get it in our store.