Multi -functional bill -board of solar energy

The utility model discloses a multi -functional bill -board of solar energy, including advertisement board body, solar panel subassembly, battery, controller, one or more audio amplifier, a pair of watch -dog, the luminous sign of LED and bill -board bottom plate, the solar panel subassembly is laid at advertisement board body's top in proper order, solar panel subassembly and electrical connections battery, and the battery is connected with the luminous sign electricity of controller, audio amplifier, watch -dog and LED, the bill -board bottom plate sets up in advertisement board body's bottom, and the audio amplifier inlays dress and watch -dog and inlays the dress on the bill -board bottom plate, and the luminous sign embedding of LED sets up on advertisement board body's preceding terminal surface, and battery and controller setting are in advertisement board body, and the controller is connected with the luminous sign of one or more audio amplifier, a pair of watch -dog and LED respectively. The utility model discloses utilize solar energy to provide the energy, the environmental protection saving increases audio output and makes propagation information more extensively nimble, increases the security protection effect that security monitored control system provided.