Support 12V/24V Lead-Acid & Lithium Batteries (LiFePO4 / Ternary Lithium). Multi Modes Switchable: LITHIUM / CAR / AGM / MOTOR / LiFePO4 / REPAIR / BOOST. Output Current Max 12V:20A / 24V:10A. Applicable Battery Capacity 12V/24V 4AH ~ 400AH Lead-Acid & Lithium.