09-22-2013, 02:48 PM
Magnum does make a stand alone which I think will work with any inverter/charger. I know I had one on my 89 and it was a freedom in/ch I think, it has been a while.
1996 #422 and 2004 #689 with YELLOW Goldwing, BMW K1200S, RZR, Dodge Truck