How long does it take to charge a 18650 battery?

If the battery capacity is 2400mAh, it takes about 10 hours to charge an 18650 lithium battery. The voltage of an 18650 lithium battery is 3.7V or 3.2V, and the common capacity is 2000mAh/2600mAh/3000mAh.

Battery usage precautions:

1. Lithium batteries require the use of a dedicated power adapter for charging.
2. Lithium batteries cannot be used and need to be handed over to a specialized recycling agency.
3. The charging temperature of lithium batteries is between 0 ℃ and 45 ℃. Exceeding this temperature range may cause the battery to fail to charge.
4. Lithium batteries need to be stored in a dry place and kept away from sources of fire and heat.
5. Lithium batteries have no memory effect and can be charged at any time. When fully charged, the power adapter can be unplugged without the need for prolonged charging.

6. Lithium batteries cannot be used, do not disassemble them yourself. It is recommended to contact after-sales service for repair.

Data expansion: 18650 batteries are divided into lithium-ion batteries and lithium iron phosphate batteries. Lithium ion batteries have advantages such as light weight, large capacity, and no memory effect. The standard for lithium-ion batteries is the same for 3.7V or 4.2V. It's just that the manufacturer's labeling is different. 3.7V refers to the platform voltage at which the battery is discharged during use, 4.2V refers to the voltage at full charge, and the theoretical lifespan of a 18650 battery is 1000 cycles of charging.

Guangzhou Battsys Co., Ltd (NEEQ:837375), was founded in 2006, which is a join-stock high-tech enterprise engaging in ODM and OEM , specially for customized and diverse research&production of lithium-ion battery，BATTSYS annual production capacity is tens of millions battery cells. The products are exported to dozens of countries & regions such as Europe, America & Asia etc.