???? ??? ???? ?????? ?? ???? ??????? ?????? ??????? 48 ???? ?????? ???

?? ????? ????? ?????? ??????? ???????? ?????? Long Way Battery 48v ??????? ?? ?????? ????? ?????? ?????? ???? ????? ?????. ???? ????? ????????? ???????? ???????? ??????? ???? ??? ?? ?????? ????????? ??? ???? ?? ?????? ????????? ??????? ????? ?????? ??????? ????? ??? ?? ????? ?????? Long Way Battery 48v ??????? ?????? ???????? ?????? ???????? ??? ???? ??????? ????? ?? ??????? ?????? ????. ???? ????? ?????? ??????? ???? ?????? ??????? ???? ????????? ??? ???? ???? ?????? ?????? ?? ????? ????? ????? ?????? Long Way Battery (Kaiying Power & Electric Co., Ltd.)? ?? ????? ?????? 48v ??????? ?????? ??? ????? ??????? ????? ?????? ???????? ??? ???? ???? ???????? ??????? ?????? ?????????? ?? ??????. ???? ??? ????? ??? ????? ??????? ??? ?????? ?? ????? ???????? ?? ?????? ???????? ??? ?????? 48v ??????? ?????? ??? ?? ?????? ?????? ??? ????? ?????? ??????? ?? ????? ????? ???????