If you have multiple marine batteries powering your boat or watercraft, a charger that can accommodate more than a single battery is essential. With the Schumacher SC1389 15A 12V Three-Bank On-Board Marine Sequential Battery Charger you can hook up three marine batteries and charge them sequentially. The SC1389 is perfect for maintaining all of your power sport, automotive, and marine batteries. It is fast, safe, and easy to use with IP65 water-resistant construction, LED indicators, push-button controls, and fully automatic operation. Product Features:Ideal for marine deep-cycle batteriesIP65 water resistant constructionCharges up to three batteries sequentiallyEasy push-button controlsCan be permanently mountedLEDs indicate battery type, charging status, reversed connections, and aborted chargeMicroprocessor controlled automatically adjusts the amperage rate to charge and maintainMulti-stage charging for added precision, safety, and battery lifeFloat mode monitoring automatically maintains optimum battery charge Reverse hook-up protection charger won't operate if connections are reversed; LED will flash
