The CAROSS 12V Portable Jump Starter packs 1,000-amps of peak power and a 12,000mAh lithium battery, giving you the boost you need to get back on the road in seconds. With its dedicated Boost function, even low-voltage batteries can be jump-started safely. Featuring spark-proof technology and reverse polarity protection, it's designed to be worry-free for anyone to use. The 2.3'' digital smart screen makes operation simple and clear, while the 18W quick charge feature powers up your devices fast. Complete with a high-quality protective carrying case, it's ready to go wherever you do.