18650 lithium battery how many volts

Common 18650 batteries are divided into lithium-ion batteries and lithium iron phosphate batteries. Lithium-ion battery voltage is nominal voltage 3.7v, charging cut-off voltage is 4.2v, lithium iron phosphate battery nominal voltage is 3.2V, charging cut-off voltage is 3.6v, capacity is usually 1200mAh-3350mAh, common capacity is 2200mAh-2600mAh .

Common 18650 batteries are divided into lithium-ion batteries and lithium iron phosphate batteries. Lithium-ion battery voltage is nominal voltage 3.7v, charging cut-off voltage is 4.2v, lithium iron phosphate battery nominal voltage is 3.2V, charging cut-off voltage is 3.6v, capacity is usually 1200mAh-3350mAh, common capacity is 2200mAh-2600mAh .

18650 is the originator of lithium-ion batteries - a standard lithium-ion battery model set by Japan's SONY company in order to save costs. 18 indicates a diameter of 18mm, 65 indicates a length of 65mm, and 0 indicates a cylindrical battery.