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Frequently Asked Questions
Yes, it supports diesel engines up to 6.0L and gas engines up to 8.0L.
It can be charged via USB-C for convenient and fast charging.
Yes, it has smart jumper cables with multiple protections to ensure safe jump-starting.
It includes a 3-mode flashlight for emergency lighting and portability.
Yes, it can also charge USB-powered devices through its USB ports, making it versatile.
Recommended Uses
- Emergency jump-starts for dead car batteries on gas or diesel engines up to 8.0L and 6.0L respectively.
- Portable power source for charging smartphones, tablets, and other USB devices via USB-C port.
- Convenient flashlight with 3 modes for roadside emergencies or nighttime vehicle repairs.
- Ideal for travelers and road trippers needing a reliable backup power solution.
- Useful for mechanics and automotive enthusiasts working on vehicles away from a power source.
- Safe and easy jump-starts for family cars, trucks, SUVs, and boats with 12V batteries.
Jomgand
K15 Extremely Safe Jump Starter, 2500A Car Battery Jump Starter for Up to 8.0L Gas or 6.0L Diesel Engines, 12V Portable Jump Box with Smart Jumper Cable, USB-C Charge and 3 Mode Flashlight
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Key Features
- -【Powerful 2500A Jump Starter】This portable car jump starter delivers a 2500 Amp peak current, capable of instantly starting 12V vehicles with up to 8.0L gasoline or 6.0L diesel engines, including cars, SUVs, trucks, motorcycles, lawnmowers, boats, and more—even with low or fully drained batteries. Built with a high-rate lithium battery, it provides stable, reliable power and supports multiple jump starts on a single charge, making it ideal for emergencies and daily use.
- -【10 Safety Protections】0 spark risk, K15 jump starter is equipped with 10 safety protection technologies (over-charge, over-current, short-circuit, reverse-polarity, low-temp, high-temp, over-voltage, over-load, spark-proof, reverse-charge).
- -【More Than A Jump Starter】This portable battery pack features USB-A and Type-C outputs (up to 3.0A), allowing you to conveniently charge smartphones, tablets, laptops, wearables, and more. Equipped with a built-in LED light offering three modes (Flashlight, Strobe, SOS), it provides reliable illumination and emergency support whenever you need it.
- -【Smart Digital Display】Clearly monitors the battery and device status in real time, showing accurate battery percentage, as well as clamp connection status and fault alerts, ensuring safer and more confident operation.
- -【24 Months Stand-by】The jump pack is equipped with a high-quality built-in lithium-ion battery featuring a low self-discharge design. The device can remain on stand-by for up to 24 months after a full charge, ensuring it is always ready when you need it.




