VEVOR RV Converter, 55 Amp, 110V AC to 12V DC RV Power Converter Battery Charger with 4 Stage Smart Charging 13V to 16.5V Adjustable Operating Range, Compatible with Lithium Lead Acid Battery, ETL Stable Power Supply High Compatibility Comprehensive Protection Backup Fuse Included Essential for Your Road Trip Versatile Power Solution Item Model Number: GS800RV-55,Input Voltage: 120V AC,Output Voltage: Lead Acid Battery: 12V-14.6V; Lithium Battery: 12V-14.6V; Fixed Voltage Output Mode: 13.0-16.5V,Max Output Current: 55A,Max Output Power: 798W