The NOCO Boost Max GB250 5250A 12V UltraSafe Portable Lithium Battery Jump Starter is a high-quality jump starter designed for vehicles. With a capacity of 16500 mAh and peak amps of 5250 Amp, this single item device is perfect for starting your car quickly and efficiently. Its 12V voltage output also makes it suitable for charging USB devices. Additionally, it features reverse polarity protection, spark-proof protection, and a 100 lumen LED flashlight for added convenience and safety. This portable lithium car battery jump starter is a reliable and safe option for jumpstarting your vehicle.