Dual Pro Battery Optimization System (B.O.S.) - 12V - 4-Bank - BOS12V4 Analog to Digital Converter giving you unparalleled views beneath

giving you unparalleled views beneath and around your boat

With micro-current technology for low power draw and reliable 12-volt operation

25 pints of Coleman® Liquid Fuel or unleaded gasoline (both sold separately)

FOLLOWS UP WITH AQUA TREATMENT - For ongoing freshness

Orbit: 3mm for fine finishing and high-quality surface preparation

Dual Pro Battery Optimization System (B.O.S.) - 12V - 4-Bank - BOS12V4 Analog to Digital Converter giving you unparalleled views beneathDual Pro Battery Optimization System (B. O. S.) 12V 4 Bank BOS12V4 Battery Optimization System (B. O. S.) 12V 4 Bank The Pro Charging Systems Battery Optimization System keeps batteries balanced enabling maximum performance. The system can quadruple run time on the water for boaters and other users. Premature battery failure due to an unbalanced pack has unfortunately been accepted as the norm for decades. The B. O. S. breaks through those accepted