Entries by Nuranu

How to Connect 18650 Batteries: A Step-by-Step Guide to Building Reliable Battery Packs

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 […]

What is a Good 18650 Battery in 2025? The Ultimate Guide

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 […]

What Temperature is Bad for Lithium Batteries?

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?

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 Complete Guide

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, […]

How to Replace an Apple Watch Battery?

Have you noticed your Apple Watch battery draining faster than it used to? Does it need to be charged multiple times a day to keep it powered on? If so, replacing the battery can restore performance and extend the usable life of your Apple Watch. I recently decided to replace the worn-out battery in my […]

How Often to Replace Your Car Battery?

Does your car struggle to start on cold winter mornings? Do the lights dim whenever you turn on the AC or blast the stereo? If so, your battery may be on its last legs. But how do you know exactly when it’s time to swap in a shiny new battery? Well, in this detailed guide […]

What Does Ah Mean on a Battery? A Complete Guide

Understanding battery specifications can be confusing, especially when mysterious abbreviations like “Ah” are used. As an experienced online marketer, I’ve done my research to get to the bottom of what exactly Ah means on a battery. In this complete guide, as a professional rechargeable battery pack manufacturer, I’ll cover everything you need to know, from […]

How to Charge a Car Battery in 2025: The Complete Guide

Knowing how to properly charge a car battery is an essential skill for any vehicle owner. After all, few things are more annoying than turning the key in your ignition, only to be met with an lifeless sputter instead of a satisfying roar signaling your car is ready to hit the road. Fortunately, with the […]