INR 26650 3.7V Rechargeable 5000mAh Battery 2PCS


26650 Battery Size:65.5*26.3mm
Battery Type: Lithium-ion
Rechargeable: Yes
Capacity: 5000mAh
Store humidity: 25%-85%
Nominal Voltage: 3.7V
Charge Voltage: 4.2V
Discharge ending voltage: 2.75V
Internal resistance: ≤70mQ2(AC Impedance, 1000 Hz)
Charging current: Standard: 0.2C (1000 mA)
Max: 0.5C(2500 mA)
Discharge current: 0.2C (1000 mA)

The 26650 rechargeable battery is a high-capacity cylindrical battery that is commonly used in various high-performance applications. These batteries are designed with a diameter of 26mm and a length of 65mm, which makes them larger than other popular rechargeable batteries such as the 18650.

One of the main advantages of the 26650 battery is its high energy density. This allows it to store more energy compared to other battery formats of a similar size, which makes it an ideal choice for high-powered applications such as flashlights, power tools, and portable power banks.

Another advantage of the 26650 battery is its high discharge rate. This refers to the rate at which the battery can release its stored energy, and it is an important factor to consider when choosing a battery for applications that require high power output.

These batteries also typically have a long cycle life, which means they can be recharged and discharged many times without significantly reducing their capacity. This makes them a cost-effective option for applications that require long-lasting power.

In terms of safety, 26650 batteries are equipped with a number of protection features to prevent overcharging, over-discharging, and short circuits. They also typically have a low self-discharge rate, which means they will retain their charge for longer periods when not in use.

Overall, the 26650 rechargeable battery is an excellent choice for a wide range of high-performance applications. Its high energy density, high discharge rate, long cycle life, and safety features make it an ideal option for those who require reliable, long-lasting power.


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Q: What is a 26650 battery?

A: A 26650 battery is a lithium-ion rechargeable battery that is commonly used in high-drain devices, such as flashlights, vaporizers, and other electronic devices. They are larger than other rechargeable batteries and have a higher capacity, typically between 3000-3500 mAh.

Q: What are the benefits of using a 26650 battery?

A: 26650 batteries offer a longer run time compared to other rechargeable batteries, due to their higher capacity. They are also more reliable than other types of batteries, as they are designed to be used in high-drain devices.

Q: How do I charge a 26650 battery?

A: 26650 batteries should be charged using a dedicated lithium-ion battery charger. Make sure to follow the manufacturer’s instructions for charging and be sure to never overcharge the battery.

Q: Are 26650 batteries safe to use?

A: 26650 batteries are generally safe to use as long as they are used correctly. Always follow the manufacturer’s instructions and never use a damaged or defective battery. Additionally, never leave a 26650 battery in direct sunlight or in a hot environment, as this can cause the battery to overheat and become damaged.

Q: How long does a 26650 battery last?

A: The lifespan of a 26650 battery depends on how it is used and how often it is charged. Generally, a 26650 battery can last up to 500 charge cycles before it needs to be replaced.