There are a lot of different types of batteries on the market, but the battery in your bike lights could be the best.
There are 4-cell Li-ion batteries that are designed to last for years, but there are also a lot more battery types, and this article is dedicated to one type of battery.
The most important thing to remember when buying batteries is that you can use different types to improve the performance of your bike.
With that said, let’s get started with the most popular Li-i batteries.3.
3-Cell Polymer Batteries