Toothbrush

The invention provides a toothbrush. A handle of the toothbrush is provided with a music player; the front end of the handle is provided with a replaceable toothbrush head in a rotating way; the connected position where the toothbrush head is rotationally connected with the handle is provided with a water retaining block; and the handle is provided with a music switch. When the toothbrush is used for brushing teeth, the music player can be turned on by the music switch to play music, so the happy atmosphere in the process of brushing the teeth can be enriched, the process of brushing the teeth becomes active and vivid, and the toothbrush particularly can improve the interest of children in brushing teeth.