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What is '18650 lithium battery'

by:dcfpower     2021-03-05
u003cpu003e Many people are asking what is the 18650 lithium battery? Let's take it apart to explain: ① 18650 is actually a size standard, first of all it is cylindrical, 18 means the diameter of the cylinder is 18mm, 65 means the height of the cylinder is 65mm; ② 0 means cylindrical; ③ terminology It is called a lithium secondary battery, which can be used repeatedly by charging and discharging repeatedly. Therefore, the 18650 lithium battery is a cylindrical rechargeable lithium battery with a size of 18*65. It is an abbreviation for a battery cell, similar to 14500 lithium batteries, AA batteries, and AAA batteries. The picture of the 18650 lithium battery is as follows:u003c/pu003eu003cpu003eu003c/pu003eu003cpu003e The rated voltage of the 18650 lithium battery is 3.7v. According to the energy ratio, the common capacity is 1500mAh~2600mAh, up to 3000mAh. In order to meet the needs of more equipment, the 18650 lithium battery pack was produced, which is assembled in series and parallel according to the 18650 battery cells to achieve a larger voltage and a longer discharge time. Here are some pictures of 18650 lithium battery packs:u003c/pu003eu003cpu003eu003c/pu003eu003cpu003eu003c/pu003eu003cpu003e18650 lithium battery pack packs can be made into long strips:u003c/pu003eu003cpu003eu003c/p u003eu003cpu003eIt can also be made into a square shape:u003c/pu003eu003cpu003eu003c/pu003eu003cpu003e The general principle for selecting the battery pack size is the principle of minimum space, and 18650 lithium batteries will be produced and customized according to the needs of customers Group, sincerely welcome your consultation. 18650 lithium battery pack display page: /products/li-ion_battery.htmlu003c/pu003eu003c/pu003e
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