??INTELLIGENT & SAFE CHARGING?? Fully automatic battery r, 8-stages automatic charging process, monitor the whole charging progress, stop automatically when the battery is fully d. Automatically detects battery sulfation and acid stratification, desulfate and the battery quickly. Smart trickle to restore lost battery performance and extendes battery life, perfect for year-round battery maintenance or long-term storage??WIDE APPLICATION FAST CHARGING?? Designed for 6v/12v lead-acid , marine, and deep-cycle batteries within 4-120Ah, including flooded, gel, AGM, and maintenance-free, plus LiFePO4 batteries(only 12 FTP mode). battery maintainer and r is a great choice for cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, and more. Also used as trickle battery r. Upgraded 50A fuse on ring connector??LCD SCREEN & EASY TO USE?? the battery r clearly and visibly shows LCD screen displacharging and battery status, charging mode, battery type and more. simple operation and a br