Jenny Wu Docan EV LF280K 6000 cycles lifepo4 3.2V 280Ah battery 3.2V Lifepo4 Cell lifepo4 200ah 3.2V from Jenny Wu

Jenny Wu Docan EV LF280K 6000 cycles lifepo4 3.2V 280Ah battery 3.2V Lifepo4 Cell lifepo4 200ah 3.2V from Jenny Wu