100W Max Two-way Fast Charging Only takes 1.2 hours to fully charge the car battery charger jump starter from 0% to 100%. 5 minutes of charging time are enough to start a car. 100W car charger is included in the package. You can also use your own fast-charging charger to charge this jump starter through the type-c port. Pre-heating Tech A world-advanced technology that makes it possible to start a dead car in an extremely cold environment even at -40F. Our GT4000 Lithium battery jump starter will be your best road trip companion in winter. 65W Charging Speed for Mac - Book Other Laptops Charge it whenever and wherever as fast as the original adaptor for your laptops - Type-C port only. Safe Easy to Jumpstart All information about the product status is intuitively displayed on the 3.2-inch LED screen. Built-in 10 kinds of protection technology to free your mind of misgivings of misoperation and sparks. It's a compact yet powerful portable jump starter battery pack for starting 12.0L gasoline engines or diesel engines up to 10.0L in just a few seconds. Advanced Design GOOLOO's most advanced jump pack ever! Rugged build enclosure rated IP65 water-resistant and 94V0 flame retardant. The rubber over-molded shell prevents scratches or damage to the surface. A rubber cover to prevent dust from entering. Emergency Life Saver Not only a car starter the GOOLOO GT4000 also features a 26800mAh power bank that includes three USB Ports PD100W TYPE-C 5V/3A In - Out USB 5V/9V/12V Quick Charge USB 5V/2.4A and a 400 lumen LED light with 3 modes - SOS SPOTLIGHT STROBE. Plus a 15 volt 10 Amps port for powering any 15V or 12V DC devices like tire inflators inverters and more.