The Schumacher 1200 Peak Amp Rugged Lithium Jump Starter and Power Pack is a portable and powerful solution for jump-starting automotive, marine, and light-duty diesel engines. Featuring a robust lithium battery capable of delivering up to 1200 amps of peak starting power, this compact jump starter can start gasoline engines up to 6.0L and diesel engines up to 3.0L, giving you confidence in roadside or remote situations. The SL1668 also includes heavy-duty 36-inch jumper cables with rugged clamps, integrated USB charging ports for phones and devices, and a built-in three-mode LED light for emergency illumination or under-hood tasks. With safety protections against reverse polarity, short circuit, and overload conditions, this durable and versatile power pack is ideal for vehicles, trucks, boats, and emergency preparedness kits.