BMZ RANGE EXTENDER CABLE 27787

[Gspot]

Was wanting to mount a second battery. Trying to figure out how to connect it to the motor? Parallel connection or something like this?

Range Extender cable kit seat tube 27787 | Accessoires | BMZ GmbH

Drain the first battery then connect the second. Any input or experience?

 

[Gspot]

Anyone try this on a Focus TEC pack?