Guest On-Board Battery Charger – 15A – 3-BankThis Guest On-Board Battery Charger – 15A – 3-Bank features individual sensing and control for every bank with easy-to-read graphics that indicate the status of each battery bank through the charging process. It is 100% waterproof and shock resistant for all fresh and saltwater applications. With in-line fuses for maximum DC wire protection and new digital charging technology, this on-board battery charger is built for long lasting use and extreme durability.Features:Dedicated Battery Charging, Sensing and Control Per BankUp To 40 Percent LighterAll High Frequency, Digital Charging TechnologyWiring and Battery Fault DetectionAll Models Are Pre-Wired For Easy InstallationAuto-Maintain Energy Saver ModeFull Automatic 5-Stage Performance ChargingMicroprocessor and Software Control For Precision100 Percent Waterproof (IP67)Shock Resistant For All Fresh and Saltwater ApplicationsBuilt-In Safety: Reverse Polarity, Over-Current, Over-Voltage, Over-Temperature and Ignition ProtectionIn-Line Fuses For Maximum DC Wire Protection6′ AC Power CordExpanded LED Charge Status MonitorFor All 12 Volt Flooded and AGM Lead Acid BatteriesSpecifications:Dimensions: 7-1/2″ x 2-3/8″ x 12-7/8″Input Voltage: 90-135V AC 50/60HzAmps Output: 15A Total, 5A Per Bank (5/5/5)Battery Banks: Three Banks, 12/24/36V