Fit for 12-volt batteries, this charger allows for independent control of each battery bank with selectable charging modes. Have control over bank output and modes to best fit with your batteries on hand. Automated Process, Peace of Mind This battery charger has plenty of automatic modes to help charge or optimize batteries best. For one, the GEN5X3 can be used for battery restoration, automatically checking for battery sulfation in order to boost any lost performance and revive battery life. This way, stronger engine starts are possible for any automotive or marine use. Similarly, an internal thermal sensor automatically changes charge depending on your environment, optimizing charge whether in the cold or in heat. Acting as an advanced battery maintainer, this charger can be applied for everyday use. With zero overcharge, worry less and let the GEN5X3 do the rest.