12V 2-Bank Onboard Battery Charger, 10A 5A Per Channel IP68 Waterproof Charger, 6-Stage Trickle Charger with Battery Maintainer & Desulfator for AGM Lithium Calcium Battery for Car RV Boat

["Smart 2-Bank Marine Battery Charger: This smart 2-bank marine charger features dual independent outputs with stable running performance, balancing safe and fast charging. Fully compatible with 12V lead-acid and lithium batteries to meet diverse charging needs. Delivers stable power for boats, RV camping vehicles, jet skis, and more, bringing reliable power supply for daily use.","Three Charging Modes: The charger comes with three dedicated modes: 12V SLA/AGM, 12V LITHIUM, and 12V CALCIUM. One-click adaptation for different battery types delivers optimal charging performance. LED indicators enable real-time visualization—charging status, battery level, and fault information are clear at a glance for easy charging monitoring.","Multiple Charging Protections: The charger is equipped with 5 core protection functions including over-temperature, over-voltage, over-current, short-circuit and reverse connection. It monitors the entire charging process in real time, fully safeguards the safety of batteries and marine electrical equipment, and ensures a convenient and worry-free user experience.","Smart 6-Stage Charging: It adjusts current and voltage in stages to fit battery charging and discharging rules. It not only charges quickly to full capacity, but also reduces cycle wear, providing a professional charging solution for marine equipment batteries with longer service life.","Battery Repair & Dead Battery Rescue: 12V Repair Mode targets sulfated, aged, idle and other faulty batteries, repairing internal damage and restoring storage capacity via smart current regulation. Forced Charging Mode (activated by long-pressing the Mode Button for 5s) is designed for batteries below 1V, effectively activating and reviving deep discharged batteries to fit complex charging scenarios.","IP68 Waterproof: Professional marine charger adapts to daily marine scenarios such as damp cabin conditions and seawater splashes, meeting long-term charging and protection needs for all kinds of marine equipment."]