Second battery plug and play

[El Barato]

These guys have made a plug and play system for a second battery that requires no cutting or soldering, $50.

20A Universal Dual Battery Balancer Kit (Bullet, T-Plug, XT60) - ElectricAllWheel

20A dual battery discharge balancer kit which includes one 20A Dual Battery Discharge Balancer, two 400MM (15.75in) XT60 (M-F) (14AWG) extension cables with braided wrap, two bullet to XT60 adapters (M, F) and two T-plug to XT60 Adapters (M, F).

electricallwheel.com

 

[HumanPerson]

Pretty neat