Painless Performance Products 40102 - Painless Dual Battery Current Control

Never Get Stranded with A Dead Battery Again!
This Painless dual battery system allows you to completely and independently control the function of two batteries. Complete kit includes solenoid, switch, pre-terminated wires/connectors, fuse holder, fuse and all mounting hardware. Also available in a 250-amp Waterproof version that features military spec switches and waterproof terminals.