China 18650 Li-ion lithium battery is common 18650 battery, which is composed of two lithium intercalation electrodes and a separator between them. The electrolyte is a lithium salt and non-aqueous electrolyte. 18650 lithium can be cylindrical, button or rectangular to meet the requirements of different types of portable electronic devices.
The 18650 lithium battery is one of the most popular and widely used lithium batteries since its commercialization. This battery cell has been selected as a power source for many electronic devices, such as laptops, intelligent wristwatches and camera flashes. Due to the size and shape of this cell, it has become the choice for industrial equipment and high-end products.