AstroAI S8 Ultra Portable Car Jump Starter

Inspired by innovations and our own adventures, AstroAI was born with a mission to ensure the most adventurous experience possible. Whether you're gearing up for a road trip or planning an off-road ride, our rugged high-performance jump starters power you up for all of life's adventures.

To achieve "Power Beyond Compare", the durable S8 Ultra Jump Starter instantly starts fully-drained batteries with its 4000A capacity, perfectly for every trip. Equipped with smart jumper cables and multiple safety features, this car jump starter provides a safe and seamless user experience.

Featuring a powerful 4000A current and a 24000mAh battery capacity, the S8 Ultra can boost up to 10L gas and 8L diesel engines, even when fully drained. The jump starter automatically analyzes the battery's voltage to deliver the appropriate boost, ensuring a quick and reliable jumpstart.

Designed for maximum safety, the S8 Ultra car battery jump starter provides 10 comprehensive safeties, including reverse polarity, overcurrent, and overcharge protection. It is also waterproof (IP65), dust-proof, and drop-proof, making it a reliable companion for any roadside emergency.

Versatile and user-friendly, the S8 Ultra is equipped with multiple ports (USB-A, USB-C, and 15V DC) that allow you to charge various electronic devices and power DC car accessories. The built-in integrated flashlight with three light modes ensures easy operation in low-light conditions.

AstroAI's carefully-crafted designs and attention to detail ensure that jump starting vehicles is an efficient and safe process. With its high-quality internals and smart battery indicators, the S8 Ultra jump starter delivers powerful performance and a convenient user experience.

Whether you're facing a dead battery or need to power up your devices, the AstroAI S8 Ultra portable car jump starter is a reliable and versatile tool to have in your roadside emergency kit. Its ability to revive cars in less than a minute makes it a safe and dependable solution to help you take on all of life's adventures.

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