The utility model discloses a liftable electric blackboard, including frame, limit switch, controller, wireless receiver, be provided with down the blackboard in the frame, the shaft is installed down to the blackboard both sides down, the lower sheave is installed to shaft one end down, be provided with the blackboard in the frame, go up the blackboard both sides and install the shaft, go up shaft one end and install the top sheave, mounts has limit switch, install the frame front side the controller, the controller surface is provided with the function key, install the frame front side wireless receiver, the motor is installed to frame one side, the sprocket is installed down to motor one end, the chain takes turns to and is provided with the chain down, the upper sprocket wheel is installed to frame one side upper end. Beneficial effect lies in: simple structure, easy operation, can realize the blackboard fast about, effectively reduce intensity of labour and keep the rhythm of imparting knowledge to students.