Patrol-2 ~ 450a/12v output emergency jump starter with smart clamps and reverse polarity protection. Patrol-2, a 450a portable jump-starter is a compact automobile jump starter in its class yet possesses everything needed to jump start any vehicle and charge all 5v usb devices such as smartphones and tablets. It has a great-looking modern design. It also features the latest “smart clamps” offering protection from potential reverse polarity connections, short-circuit connections as well as soc detection of your battery. An all in one product to jump start any vehicle, be it a car or truck.