??? ?????? ???, ??? ?? ??? ??????? VRLA ????? ??? ????? ??????? ?????? ??? ??????. ??????? ?????? ????? ??? ????? ??????? ???? ??? ?? ??? ??? ????? ????? ??????? ???? ?????? ?????? ???????

??? PX4 (???? ???? ???? ???)

???? ?????? ????? ?? ???? ??????, ??? ?? ??? ???? ????? ???? ?? ?????? ??????? ???? ?????? ????? ????? ???? ????? ????? ?? ??? ???? ????? ???? ?? ??? ???? ????? ??????? ?????? ?????? ??? ??????? ???? ?????? ?? ?? ??? ????? ??? ?????

Razor E200HD(???? ???? ???? ???)

???? ?? ??? ???? ???? ????????? ?????? ?? ???? ?????? ???? ???? ???? ??????? ?? ????? ????? ?????? ????? ??? ???? ????? ??? ?? ?????? ???? ?? ??? ?Long Way Battery's UPS ????? ?????? ?? ?????? ??????? ??? ?????? ??? ??????? ????? ?? ?????? ????? ?????? ??????

????? ???? ?? ???? ?? ??? ????? ???????? ?? ????? ???? ?????? ??????? ????? ?????? ????? ????? ???? ???? ??????? ??? ?? ??? ????? ???? ????? ?? ?????? ?????? ??? ??? ??????? ???? ?? ?????? ???? ??? ????? ???? ?? ???? ??????

???? ?? ???? (KaiYing Power Supply & Electrical Equip Co., Ltd.) ? ?? ????????,Youtube.