Many modern led flashlights are fitted with CR123A lithium batteries. These batteries are disposable, also known as primary batteries. In view of the replacement cost of these batteries, users have been looking for a rechargeable substitute. Today, many battery manufacturers do offer a solution to this search: the CR123A rechargeable battery. This article is intended to … [Read more...]

Independent energy sources for portable devices have always been a matter of research and discussion. It all depends on the particular application the source will be used in. Requirements will not be the same for motors, lighting – whether stationary or mobile – low current drain devices, appliances permanently ON or frequently switched ON-OFF and so on. For use in led … [Read more...]

There are so many batteries for led flashlight in the market. Some of them are rechargeable and other is not. In this post, I show you two kinds of popular batteries and the pros and cons. I focus on Lithium batteries because it has high efficiency and so many premium flashlight brands choose it. Alkaline Batteries This is popular battery because of the low price and … [Read more...]