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What can I do if the battery of my car runs down and wont start? It maybe possible to happen for most drivers, especially their cars have been driven for several years. Here are some solutions we give for you to how to jump start you car dead battery in short time.
People mostly like to use jumper leads as a car emergency tool to jump start their cars because they are cheap and easy to store. 10 to 20 feet jumper cables are easy to buy in the market, but something need to be considered when you choose a jumper cable.
Longer cables are very convenient for you to not move the functioning car if far from yours, while it will lose power when current transmit along the longer cables to power up to your car.
The gauge of the cable decide the thickness of jumper cable, the thicker the cable is, the stronger the power is.
Jumper clamp should be stronger to take instant high temperature and big current.
1. please connect red jumper leads to the positive battery terminal of dead battery. And the other red end to attach to positive battery terminal of functioning car battery.
2. Please connect black jumper cable to negative battery terminal of the live car, and the other black end is to connect the metal part around dead battery, which will help you to have a safe jump.
Comparing to the lead acid battery jump starter, portable lithium battery jump starter is easy to use and multifunctional to charge different electronic devices. That’s why It get much more popular in the market. All in one jump starters help you to save cost to buy a light torch, a power bank, a compass, a laptop charger. Of course the more function, the more expensive. So you can decide to buy it on your budget. It will be wise to choose a jumper leads If you have mobile power bank, but it will be economic to buy a jump starter if you don’t have one, jump start a car and power up to your phone, laptop, or tablet.
1. Please connect the plug to jump starter 12V;
Please don’t keep it in the car, especially in the summer. If the car is exposed in the sun, the temperature will get higher and higher, and jump starter maybe catch fire. No matter you use it or keep it, please follow the manual to do it in proper way.
Powered by advanced lithium iron phosphate (LiFePO₄) technology, the CARKU JS-78F delivers a peak current of 2300A—engineered to handle everyday driving demands with confidence. Its sleek, compact design fits easily into your trunk while providing reliable jump-start performance for cars, SUVs, and heavy-duty equipment. With integrated emergency lighting and built-in mobile device charging ports, the JS-78F is more than just a jump starter—it’s your all-in-one road companion for safety, convenience, and peace of mind wherever you go.
(Looking for Jump Starter ODM/OEM Solutions? Contact us for your exclusive quote today!)
Defy Extreme Cold with Confidence | JS-373B Heavy Duty Jump Starter
Engineered for the most demanding starts, the JS-373B delivers an impressive 7000A peak current and supports both 12V and 24V systems — making it the ideal solution for trucks, buses, heavy machinery, and more. Built with vehicle-grade 60℃ high-rate lithium cells, it ensures powerful ignition even in freezing conditions down to -40°C. Whether you're facing harsh winters or powering up large engines, the JS-373B stands ready with unmatched strength, reliability, and rapid charging support.(*For Jump Starter ODM/OEM Solutions, secure your exclusive quotation now!)
Unleash Dual Power with Our 12V & 24V Lithium Jump Starter
Engineered for heavy-duty performance, this lithium jump starter delivers up to 7000A peak current to start diesel and gasoline engines in trucks, buses, RVs, and construction equipment. Designed for 12V and 24V systems, it offers reliable power, fast activation, and broad compatibility—ideal for commercial fleets and professional roadside service.
(*For Jump Starter ODM/OEM Solutions, secure your exclusive quotation now!)

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