Have you ever wondered what batteries are made of laptop batteries, and why people when selling laptops are often described as 6-cell batteries and 9-cell laptop batteries?
And usually 9-cell batteries for time? Use longer than 6 cells? So what is Cell here?
Yes, you guessed it right! Each cell battery here is a 18650 battery, guys. These batteries are popular for the led flashlights.
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And for the reason it is reusable and recharges after each battery run out, it is used a lot in everyday devices such as laptop batteries, power banks, Bluetooth speaker batteries, model toys or even.
For young people who love to make DIY (Do It Yourself). Let’s find out about the battery type in this article.
What is the 18650 cell battery?
The 18650 battery is the industry-standard battery cell, commonly used for laptop batteries or power banks. The battery is rechargeable and uses Lion technology (Lithium Ion).
The 18650 battery has a voltage of 3.7V
The 18650 battery is 18mm in diameter and about 650mm in length, and the 18650 names are also derived here to distinguish it from other batteries. the number 0 is to distinguish this as a cylindrical battery.
How much capacity is the 18650 battery?
The 18650 battery is available in 3.6V, 3.8V, or 4.2V. What is the capacity of the 18650 Lithium-ion battery?
This is a question worth discussing. In laboratories, it is possible to build high-capacity 18650 batteries up to 3500mAh, but with it, there is a lack of stability and insecurity.
Therefore, it is not possible to put into mass production standards to serve laptop battery technology or power bank …
Today, the 18650 Lithium battery is produced mainly of 2950mAh type or it is usually rounded up to 3000mAh for readability.
Currently, you can buy batteries on the internet with batteries ranging from 220mAh to 26mAh.
You should not buy batteries with a higher capacity than the aforementioned types because there may not be technical problems.
So you do not need to pay too much attention to the capacity of each battery, just new batteries and not too many bottles are ok already.
Where to buy 18650 batteries?
You can buy 18650 batteries at electronics stores near you, or if you don’t have time, you can buy 18650 batteries at reputable e-commerce sites like amazon.