ROADPRO 3PIN 2WIRE 16GA POWER HARNESS W/PLUG 0 This replacement CB power cord is made of 16-gauge heavy-duty copper wire and has heavy-duty strain reliefs. It can be used to replace power cords on most CB radio and has a built-in fused cigarette lighter plug with a green LED indicator and finger grip. the dual spring contacts provide for maximum conductivity. It is important to check proper polarity before connecting. 2 wire 2-Pin plug and 12-volt plug.