12v lithium battery charger 1.75A smart dual-voltage for MF Gel AGM and LiFePO4 batteries maintenance. Designed for 6V/12V lead-acid and lithium (LiFePO4) batteries, this compact 25W charger delivers efficient, safe charging for 4-40Ah battery packs. Ideal for automotive, marine, and solar energy storage systems, it supports multiple battery types including MF, Gel, Wet, AGM, and 12V lithium. Featuring auto-detection, overcharge protection, and intelligent maintenance mode, it ensures optimal battery performance and longevity in diverse industrial and outdoor applications.More