The 18650 battery is a lithium-ion rechargeable battery with a specific size. The numbers in “18650” are indicative of the battery’s dimensions. In this case:
- “18” represents the diameter of the battery in millimeters.
- “65” represents the length of the battery in millimeters.
- “0” indicates that the battery is cylindrical in shape.
So, an 18650 battery is approximately 18 millimeters in diameter and 65 millimeters in length, and it is typically a cylindrical cell. These batteries are commonly used in a wide range of electronic devices, including laptops, flashlights, electric vehicles, and various portable electronic gadgets due to their high energy density and rechargeable nature. They are also used in some DIY and hobbyist projects because of their availability and reliability.
18650 is one of the most common batteries used in e-cigarettes. These are the most accessible, reliable, extensively tested, and most commonly used batteries in vape mods.
There are also some consoles that use 20700 and 21700 batteries, but due to their larger size, we rarely see them in dual-battery consoles. The 18650 is more cost-effective and compact. Most manufacturers still rely on 18650s because of their smaller size and their ability to stand the test of time.
Because of the wide application of 18650 batteries, a large number of 18650 brands have emerged on the market. Choosing the best 18650 battery for vaping isn’t easy. That’s why we’ve created a list of the best 18650 batteries for e-cigarettes to help make this easier for you.
It is not uncommon for 18650 batteries to be counterfeited, and improper use can cause fires, so try to choose a reputable seller and battery brand. Of course, it is equally important to choose the right charger for daily use and avoid over-discharging or overcharging the battery to ensure safe and effective use.
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Features:
- Size: The “18650” designation refers to the battery’s dimensions, with an 18mm diameter and a 65mm length, making it a cylindrical cell.
- High Energy Density: 18650 batteries have a high energy density, which means they can store a significant amount of energy in a relatively compact form.
- Rechargeable: These batteries are rechargeable, which makes them a cost-effective and environmentally friendly power source since they can be used multiple times.
- Voltage: A typical 18650 battery provides a nominal voltage of 3.7 volts. Some variations may have different voltage ratings.
- Capacity: The capacity of 18650 batteries can vary, but they typically range from 2000mAh to 3500mAh or more. Higher capacity batteries can provide more extended usage between charges.
- Versatility: 18650 batteries are used in a wide range of devices, including laptops, flashlights, portable power banks, electric vehicles, e-cigarettes, drones, and other portable electronic gadgets.
- Standardization: These batteries have standardized dimensions, making them interchangeable in devices designed to accommodate 18650 cells.
- Safety: Modern 18650 batteries often include safety features to protect against overcharging, over-discharging, and overheating.
- High Discharge Rates: Some 18650 batteries are designed for high discharge rates, making them suitable for applications like power tools and vaping devices.
- Long Cycle Life: With proper care and maintenance, 18650 batteries can have a long cycle life, lasting for hundreds of charge and discharge cycles.
