The invention discloses an electronic brush capable of quickly cleaning the internal of footwear comprising a sealed protecting housing, an upper wall cleaning board, a side wall brush band and a control handle. The upper wall cleaning board is installed at the upper end of the oblique front of the sealed protecting housing; an upper end of the upper wall cleaning board is provided with two upper wall cleaning brushes; a lower end of the upper wall cleaning board is fixedly provided with a swing slide block; the swing slide block slides in a swing slide rail and one end of the swing slide block is connected with a driving swing rod through a pin; the other end of the driving swing rod is connected with a driving crankshaft; one end of the driving crankshaft is connected with an upper and lower brush driving motor which is installed inside the sealed protecting housing. By means of the electronic brush of the invention, the internal of shoes can be electronically cleaned, which is quick and clean; the electronic brush will not bring damages to the internal structure of the shoes and the positions which are difficult to clean can be effectively cleaned; the problem of deep stains which are difficult to cleaned is solved and shoes can be cleaned in one time.