DC-DC On-Board Charger 60A MPPT Solar With LCD Display Compatible 12V/24V Engine Start Detection APP Adjustable DUAL INPUT 60A IN-VEHICLE SOLAR PANELS DC BATTERY CHARGER EJDC60A is one clause 4-fold synchronous rectification buck and boost DC/DC converter controller. This synchronous rectification buck and boost DC/DC converter controller has both buck and boost operating modes, and can be used for conversions where the input voltage is higher,lower,or equal to the output