Incredibly compact yet loaded with power, this easy-to-use jump starter can start motorcycles, boats, cars and trucks. Smarty Clamps technology includes lights and sounds to walk you through a successful jump start for error-free operation. Both clamps with built-in safety features have an extra-wide opening and jaws powered on both sides to provide the best connection possible. Portable design is not bigger than many cellphones, making it a versatile tool that's convenient enough to use every day. Included, super-bright, 500-lumen flashlight lasts up to 14 hours in standard mode and 28 hours in SOS and strobe modes. USB charger automatically powers your device at the fastest speed possible. Jump starter includes a 19-volt port for charging most PC-based laptops and a 12-volt port for powering accessories. A minimal 3-hour charge gets you more than 3 years of standby power. Jump starter is designed for vehicles with up to 7-liter gas engines and 3.5-liter diesel engines..