KickAss 12V/24V 40A DCDC Charger With Solar MPPT + Pre-Wired Anderson Feature Overview Charge your secondary battery from the vehicle’s alternatorCharge your secondary or auxiliary battery from the vehicle's alternator. Suitable for 12V or 24V vehicle setups and compatible with standard or smart alternators. Lithium BMS Sleep Mode & Recovery FeatureIn Lithium mode, when the voltage drops below the safety parameters, the DCDC charger will begin recovery mode. The DCDC will trickle-charge the battery until it reaches the cut-in voltage and begins normal chagrin.Plug and Play Pre-wired Anderson ConnectionProvides a strong and secure connection you can rely on every time. Perfect for DIY installation. True 3-stage ChargingAdvanced algorithms enhancing the overall charging performance.Automatic Battery IsolationAutomatically isolates your starter battery when no charge is detected, preventing parasitic drain by your auxiliary battery. Meaning you’ll never drain your starter battery.Built in 40amp MPPT With Separate solar inputExtracts the maximum available power from your solar panels, then converts to the best voltage to get maximum current into your battery.IP66 Dust & Water ProtectedProtected against dust and strong jets of water.Backwards Compatibility Compatible with common two pin Anderson connectors, allowing for a normal positive & negative wire connection in the even the ignition wire is not needed.