The Cornwall Heavy Duty Remote Starter Switch with Hot Circuit Indicator KA-3221 is a reliable and powerful tool for automotive use. It offers instant starting power with a capacity of 18000mAh and peak amps of 425. The switch comes with clamps for easy connection and is a single item set. This product from Cornwell Quality Tools is designed to help users jump-start their vehicles quickly and safely, making it a must-have accessory for any vehicle owner.