Abstract: The multi-functional charger includes a charger body, circuit board and an external charging plug, wherein the circuit board is arranged in the charger body and electrically connected with the external charging plug; the external charging plug is detachably connected with one end of the charger body and electrically connected with the circuit board through a connecting cable; a containing cavity is formed in the charger body and used for containing the connecting cable; the charger body is further provided with at least one mounting groove, the interiors of all the mounting grooves are respectively and detachably, connected with a functional assembly, and each functional assembly are in electric connection with the circuit board; the functional assembly includes a retractable USB assembly for the cable connection and a charging power assembly for electric energy storage.

Abstract: The multi-functional charger includes a charger body, a circuit board and an external charging plug, wherein the circuit board is arranged in the charger body and electrically connected with the external charging plug; the external charging plug is detachably connected with one end of the charger body and electrically connected with the circuit board through a connecting cable; a containing cavity is formed in the charger body and used for containing the connecting cable; the charger body is further provided with at least one mounting groove, the interiors of all the mounting grooves are respectively and detachably connected with a functional assembly and each functional assembly are in electric connection with the circuit board; the functional assembly includes a retractable USB assembly for the cable connection and a charging power assembly for electric energy storage.