12V 40A DC to DC Charger Battery Charger 500W for Lead-Acid Lithium AGM

12V 40A DC to DC Battery Charger, 500W, On-Board Battery Charger for Lead-Acid, Lithium, AGM, GEL, and Flooded Batteries, Smart Multi-Stage Charging, for RVs, Commercial Vehicles, Boats, Yachts Efficient Charging Comprehensive Protection Reliable Performance Revive Resting Batteries Battery Assistant Easy Monitoring Charging Current: 40A,Casing Material: Aluminium Alloy,Input Battery Voltage Range: DC 8V-16V,Charging Voltage Range: 13.2V-14.7V (Lead-acid Battery), 12.6V-14.6V (Lithium Battery),Operational Temperature: 4 °F to 122 °F/20 °C to 50 °C,Item Model Number: SDC-40A,Maximum Output Power: 500W,Input Voltage: 12V,Compatible Battery Type: Lead-acid & Lithium Battery,Net Weight: 3.31 lbs/1.5 kg