The invention discloses a rotatable advertising board. The rotatable advertising board comprises a column and an advertising frame, wherein a rotating sleeve is arranged in the advertising frame through a connecting rod, the rotating sleeve and the column are in rotating fit, a supporting disk is arranged in the middle of the column, a thrust bearing is arranged at the lower end of the rotating sleeve, the lower side of the thrust bearing is located on the supporting disk in a contact mode, the thrust bearing is arranged on the column in a sleeving mode, an umbrella-shaped solar panel is arranged at the top end of the column, a storage battery is arranged at the lower side of the umbrella-shaped solar panel, a motor is arranged at the lower side of the storage battery, a reducer is arranged at the lower side of the motor, a first gear is arranged on an output shaft of the reducer, a second gear is arranged at the upper end of the rotating sleeve, the second gear is meshed with the first gear, the motor is electrically connected with the storage battery, and the motor is in driving connection with the reducer. The advertising frame can rotate and has high commercial value and popularization value.