The Nebo Ultimate Jump Starter is a 4-in-1 solution that allows you to start, pump, charge, and relieve. Dead car batteries and flat tires can happen unexpectedly and are challenging. Starting a car or inflating a flat tire on the side of the road can be intimidating, but it doesn't have to be. The Assist Air lets you independently manage the situation thanks to its 4-in-1 advantage: starting, inflating, charging, and illuminating. With a capacity of 1500 Amps, you can confidently start all 12-volt car, SUV, truck, or boat batteries, and it is suitable for 8L gas and 4L diesel engines. The built-in smart technology ensures that the jumper cables are non-functional, allowing you to work safely with the latest in smart battery technology and patented charging protection. The 3-step starting guide is printed on the microfiber storage bag, so it's available when needed. The Assist Air can be recharged via USB-C and can be used as a portable power bank to charge USB-powered devices like smartphones or tablets. It features a 240V socket, ensuring your essential devices are powered wherever you are. Additionally, the ultimate integrated lighting (white, red, red S.O.S.) prepares you better for roadside emergencies. Features: - 1500 Amps (Peak) 12VDC - 55.5WH, 15000MAH Li-ion - USB-C fast charger - 240V socket - LCD color screen - 130psi air compressor. Delivered with: jumper cables, air hose extension, interchangeable nozzle, charging cable, microfiber storage bag, and instructions. Warranty period: 2 years.