Li-Ion power banks
prices on 57 modelsLi-Ion
— at one time, lithium-ion batteries were the most popular type of power for portable electronics — including external batteries for such electronics. It was due to a good ratio of capacity to size and weight, as well as ease of use — such batteries do not have a "memory effect", so the rules for charging them are quite simple. The main disadvantage can be called sensitivity to low temperatures. However, the gradual decrease in the number of Li-Ion models on the market is because of the emergence of a more advanced technology — Li-Pol.Show
