Taxi roof advertising board

The utility model discloses a taxi roof advertising board. The advertising board comprises a screen mounting frame and an advertising board body, the advertising board is in an inverted Y shape, the vertical part of the inverted Y shape is a display part, a storage box is arranged in the middle of the display part, LED screens are arranged on the two faces of the storage box, and a wireless network transceiver, a controller, a converter, a lithium battery and a power supply selection knob are arranged in the storage box; the two side faces of the inverted Y shape are solar cell panels, and a light intensity sensor is arranged on the left side of each solar cell panel. The power supply selection knob is respectively connected with the lithium battery and the automobile cigarette lighter forsupplying power; the solar cell panel is electrically connected with the lithium battery through the converter, the screen mounting frame is formed by splicing two vertical plates and a bottom plate,a sponge rubber pad is ar