The Schumacher Model SE-40MA 10 Amp Manual/Auto Twin Rate 6 & 12 V Battery Charger is a high-quality charger designed for automotive use. It features both manual and automatic charging capabilities, making it versatile for different charging needs. The charger comes with a charging cable and clamps as accessories, and has a voltage output of 12V. Manufactured in the United States, this single item unit from Schumacher is a reliable choice for charging and jump-starting vehicles.