Portable 4000A Car Jump Starter for Engines up to 10.0L - for Car Owners

About this item

• POWERFUL JUMP STARTING: The S8 Ultra car jumper starter portable has a 4000 A current and a 24000 mAh battery capacity, with a 45 C discharge rate. It can boost up to 10 L gas and 8 L diesel engines, even when fully drained.
• USER-FRIENDLY: This car jump starter includes smart jumper cables with clear indicators, providing a safe and smooth user experience. The car starter automatically analyzes the battery’s voltage to provide the appropriate boost. For batteries at 9-12 V, it will automatically jumpstart them after connecting the jumper cable. When the batteries are below 9 V, the S8 Ultra will prompt you to press the Boost Button for quick jumpstarting of fully-drained batteries.
• SAFE 12V JUMP BOX: The S8 Ultra car battery jump starter offers 10 comprehensive safeties, including protection against reverse polarity, overcurrent, reverse connection, overvoltage, overcharge, overdischarge, overload, short circuit, low/high-temperature, and spark-resistance. It is also waterproof (IP 65), dust-proof, and drop-proof.
• VERSATILE PORTABLE CHARGER: Equipped with multiple ports (5 V/9 V/12 V output USB-A port, 5 V/2.4 A output USB-A port, Type-C in/out port, 15 V DC port), this jump starter is a versatile power bank for charging various electronic devices and powering DC car accessories. Power anything from car vacuum cleaners to cellphones with the S8 Ultra Jump Starter.
• CAREFULLY DESIGNED: The jump starter battery pack was meticulously designed to make jump starting vehicles efficient and safe. The smart battery indicators ensure ease of use while the high-quality internals ensure powerful performance.
• ROADSIDE EMERGENCY KIT: The AstroAI S8 Ultra portable car jump starter can quickly revive cars, serving as a safe and reliable tool to assist in emergencies. A built-in integrated flashlight with 3 light modes makes nighttime operation easy.