Book cover for quick searching

The utility model relates to the technical field of learning auxiliary devices, and discloses a book cover for quick searching, which comprises a book cover and a control device, the control device is arranged on the outer edge side of the book cover, a mounting groove is formed in the book cover, a button battery is fixedly mounted in the mounting groove, and the button battery is connected with the control device. The book cover wraps the surface of a book, the mobile phone is used for being in signal connection with the signal receiver in the book cover, and information of the book is input into the signal receiver through the mobile phone, so that the information of the book can be stored in the signal receiver, and the book cover is convenient to use. When a book needs to be used, information transmitted by a mobile phone passes through the signal receiver and the signal processor, the signal processor transmits the information to the LED lamp through the PCB, and therefore the LED lamp can light and fli