i don't understand what is 搖臂串邊. pls advice
and what battery u used for WW2
tks....
In fact, you don't need to change 搖臂串邊, it is still OK to play. For those option parts, you can up grade later.
For battery : Normal 7.2V 直Pack 电, 由1200mAh 至 4600 mAh 不等都可用.
