Wagan Tech's 15 Amp Intelligent Battery Charger is lightweight and compact. Its digital display is powered by selectable mode intelligent microprocessor with 6 stage fully automatic charging and battery reconditioning. The intelligent battery charge can charge both 6 volt at 2 amps and 12 volt at both 2 amp and 15 amp AGM, GEL, Flooded and lithium vehicle starter batteries. The battery charger has short circuit, reverse polarity, overcharge, and overheat protection built in. Designed for For Battery Types: 12V battery, Lithium iron-phosphate (LiFePo4), LPF, Sealed Lead Acid (SLA), AGM, Maintenance Free, Flooded, Wet Cell, VRLA, Gel, Lead-Acid, Vented, Deep Cycle Intelligent Battery Management: feature internal circuitry which detects the battery type, current battery charge, overall battery condition, and automatically responds to optimize charging for that specific battery Fully-Automatic Charging: detects the battery and its needs - then applies the optimal charge current 6-Stage Charging: Soft Start, Bulk Charge, Absorption Charge, Evaluation (Diagnostic), Reconditioning, and Maintenance Charge Beyond maintenance - this is an advanced battery maintainer that features a fully-automatic, worry-free battery charger for everyday use - with zero overcharge MODEL NO - 7407