Series SHIMANO Model no. BT-DN320 Type On-board battery Chemistry Li-Ion Rated voltage (V) 7.6 Rated capacity (Ah) 0.305 Rated capacity (Wh) 2.32 Compatible charger EC-DN100 Master unit - Firmware update by E-TUBE PROJECT - SD50 port (pcs) 0 SD300 port (pcs) 0 SD50 connector (pcs) 0 SD300 connector (pcs) 0 Average weight (g) 26.5
