Our jump starters can start gas engines up to 10 liters and diesel engines up to 5 liters. They are designed and engineered for safe, simple and worry-free operation for everyone from moms to mechanics. Revolutionary, patented smarty clamps ensure foolproof operation with their automatic safety protections and a series of lights and sounds that walk you through a successful jump every time. It can also be used as a portable charger and flashlight. Our jump starters are equipped with detect-o-matic super-quick USB phone and tablet charging, a 19V port for laptop charging and a 12V port for powering accessories such as air compressors and fans. They also have a built-in high lumen tactical flashlight that lasts up to 30 hours and can be used as a work or camp light. You can get up to three years of standby power on a single charge.