[ 重型42V[21V+21V]-3.0AH双电 ]
[ 重型42V[21V+21V]-6.0AH双电 ]
[ 重型42V-12.0AH背包大电池 ]
[ 重型42V[21V+21V]电锤裸机 ]
[ 重型42V电锤裸机 ]