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Hey, it’s 2025, and if you’re reading this, chances are you’ve got some “dead” 18650 lithium-ion batteries lying around. How to fix dead 18650 battery problems has become one of the most searched battery recovery topics this year. And it makes sense – these powerful little cells power everything from laptops to flashlights, and throwing […]
Hey, it’s 2025, and if you’re wondering “What does a battery control module do?” you’re not alone. Let me guess: you’ve heard this term thrown around but aren’t exactly sure what it means or why it matters? Don’t worry. I’ve got your back. In short: A battery control module (BCM) actively monitors, regulates, and protects […]
Looking to salvage some perfectly good 18650 cells from an old battery pack? You’ve come to the right place. Here’s the deal: 18650 battery packs are everywhere. Laptops, power tools, electric bikes — you name it. And when these packs “die,” it’s usually just a few bad cells bringing down the whole team. Learning how to […]
Stranded with a dead 18650 battery and no charger? Whether you’re prepping for off-grid adventures or salvaging cells from old devices, knowing how to safely charge lithium-ion batteries without dedicated equipment is a critical survival skill. In this 2025 guide, as a professional 18650 battery pack manufacturer, I will share three emergency charging methods, essential […]
Are you struggling with poor performance from your 18650 batteries? The culprit might be dirty battery contacts. In fact, learning how to clean 18650 battery contacts properly can dramatically improve your device’s performance and extend battery life. Today as a professional 18650 battery packs manufacturer, I’m going to show you exactly how to clean those contacts using […]
The 18650 lithium-ion battery is the backbone of modern portable power. From DIY solar generators to high-performance e-bikes, learning how to connect 18650 batteries safely and effectively unlocks endless energy storage possibilities. But one wrong move could lead to overheating, damaged cells, or worse. As a professional 18650 battery pack manufacturer, I am writing this […]
Searching for the best 18650 battery in 2025 can be overwhelming. With so many options and specs to consider, how do you know which one is right for your needs? As an avid flashlight enthusiast, I’ve tested my fair share of 18650 batteries over the years. In this ultimate guide, as a professional 18650 battery […]
Temperature has a major impact on lithium battery performance and longevity. Both hot and cold conditions can create safety risks, accelerate battery degradation, or limit capacity and efficiency. So how do temperature extremes affect lithium batteries, and at what point do hot or cold conditions become damaging? As a lithium battery packs manufacturer, I will […]
What Is Reserve Capacity on a Battery The reserve capacity metric refers to the number of minutes a fully charged 12-volt battery can continuously deliver 25 amps before dropping below 10.5 volts. Understanding your battery’s reserve capacity rating is crucial, as it determines how long your battery can power electrical loads when an engine or […]
What is a Battery Control Module? A battery control module, often referred to as BCM, is an essential component of battery management systems (BMS) found in battery packs used for electric vehicles, energy storage systems, consumer electronics, and more. This integral device actively monitors and regulates the performance of individual battery cells to ensure safe, […]
Founded in 2012, Nuranu is a high-tech enterprise specializing in developing, manufacturing, marketing and serving of rechargeable battery packs products and accessories.
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