????? ?????? ??????? ?? ???? ???? ????? ???? ??? ??????? ????? ?????? ????? ????? ??? ??????? ?????? ??? ?????? ???????? ??? ?????? ?????? ???????????? ?????? ?? ???? ?????? ???????? ?????? ????????? ????? ??? ????? ?? ????? ???????? ?? ?????? ?????? ??? ???????? ????? ??? ?????? ??? ???????? ??? ?????? ????? ????? ???? ????? ?????.Battery-operated