Keep your vehicle ready to go with the Schumacher Electric SC1300 1.5A 6V/12V Automatic Battery Maintainer. This device is designed to maintain and charge vehicles in storage and for cold weather battery maintenance. The microprocessor controls adjust the amperage rate and the multistage charging offers increased precision, safety and battery life, while the float mode monitoring maintains optimum battery charge and the reverse hook-up protection helps prevent improper use. DOE compliant and UL ULC safety certified. Schumacher Electric SC1300 1.5A 6V/12V Automatic Battery Maintainer - Battries Chrgrs And Accessories at Academy Sports