The present disclosure provides a multifunctional high-voltage connector and a battery product. The multifunctional high-voltage connector comprises a pedestal and an upper cover detachably assembled with the pedestal. The upper cover comprises: an outer shell having a first oblique-port portion; and an inner shell fixed at an inner side of the outer shell and provided with a first guide portion; the pedestal comprising: an outer base having a second oblique-port portion; and an inner base fixed at an inner side of the outer base and provided with a second guide portion. The first oblique-port portion of the outer shell cooperates with the second oblique-port portion of the outer base, and the first guide portion of the inner shell cooperates with the second guide portion of the inner base. The battery product comprises the multifunctional high-voltage connector.