3.7v 2000mah 18650 Li-Ion Battery
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18650 lithium-ion battery is a Li-ion rechargeable battery with a 2000 mAh Battery Capacity. This is not a standard AA or AAA battery but is very useful for applications that require continuous high current or high current in short bursts like in cameras, DVD players, iPod, etc. It is also considered the best 18650 battery for power bank robotics and IoT projects, thanks to its reliable performance and compact design.
These 3.7v 18650 li-ion battery 2000mah are safe to use, environment friendly and have long battery life. This li ion battery comes with high energy density and provides excellent continuous power sources to your device. As per 18650 lithium ion battery specifications 3.7V 2000mAh features, it ensures stable voltage output and efficient energy delivery across applications.
It should be used with a protection circuit board that guards the 18650 battery against over-charge, over-discharge of the pack, and avoid over-current drawn.
It is very easy to use the cell in any circuit just solder the wires on the terminals or use 18650 li-ion battery holders to easily replace the used cells. Care must be taken while handling Li-ion batteries as they are volatile and inflammable and should not be handled roughly and punctured.
Also, don’t overcharge and discharge beyond a certain point as gases accumulated inside might result in explosions and fire. So always use the Protection board while using Li-Ion cells.
At Robocraze, the 18650 battery 3.7V 2000mAh price in India starts at just ₹59, making it one of the most affordable options for makers, students, and industry professionals. The final price may vary depending on current offers, bulk quantity, and stock availability.
If you're planning to buy 18650 Li-ion battery 2000mAh online India rechargeable cell, Robocraze ensures quality-tested products with reliable performance. Unlike many low-cost alternatives in the market, our batteries are carefully sourced and checked to meet 18650 lithium ion battery specifications 3.7V 2000mAh features, ensuring stable voltage output and longer cycle life.
Note: We do not recommend using this 3.7v 18650 lithium ion rechargeable battery for critical applications. The capacity and performance of the cell might vary based on charging and discharging parameters. Please note that we do NOT provide any guarantee/warranty on this product.
Read our blog about Battery AH means, It covers all the details of batteries.
| Feature | 18650 Battery 2000mAh | 18650 Battery 3000mAh |
|---|---|---|
| Nominal Voltage | 3.7V | 3.7V |
| Capacity | 2000mAh | 3000mAh |
| Runtime | Moderate usage time | ~50% longer runtime per charge |
| Discharge Current | Ideal for moderate loads (≤2A) | Good for longer low–medium loads |
| Charge Time | Faster charging | Slightly longer due to higher capacity |
| Weight | Lighter | Slightly heavier |
| Price | Lower cost | Higher cost |
| Best For | DIY projects, small gadgets, moderate loads | Long runtime devices, robotics, power banks |
| Key Advantage | Affordable and compact | Extended usage per charge |
| Parameter | 3.7V 2000mAh 18650 Li-Ion Battery | Typical Low-Cost 18650 Cell | Premium 18650 Cell |
|---|---|---|---|
| Nominal Voltage | 3.7V | 3.7V | 3.7V |
| Capacity | 2000mAh | 1200–1800mAh | 2500–3000mAh |
| Battery Type | Lithium-Ion | Lithium-Ion | Lithium-Ion |
| Rechargeable | Yes | Yes | Yes |
| Cycle Life | Good (Standard Usage) | Lower | High |
| Best Suitable For | Robotics, DIY Projects, Power Banks | Low-drain Devices | High-drain Devices |
1 x 3.7v 2000mah 18650 Li-Ion Battery
| Voltage | 3.7V |
| Battery Capacity | 2000 mAh |
| Battery Type | Lithium-Ion |
| Charging method | CC-CV |
| Rechargeable |
Yes |
| Battery Dimension (Height x Diameter) |
65mm x 18mm |
| Connector Dimension (L x W x H) |
9 x 7 x 5 mm |
| Weight | 28 gm (Approx) |
An 18650 battery is a cell that's 18mm x 65mm in size. The name, 18650, refers exclusively to the size of the lithium-ion battery cell, but there can be minor variations even here. They offer the performance of a lithium-ion cell, a capacity in the range of 1800mAh to around 3500mAh, and an output of 3.7 volts. Based on 18650 lithium ion battery specifications 3.7V 2000mAh features, these batteries are widely used in a huge range of devices from laptops to laser pointers, and camera accessories like gimbals and sliders.
It is very easy to use the cell in any circuit just solder the wires on the terminals or use 18650 battery holders to easily replace the used cells. This makes it a practical choice when you buy 18650 Li-ion battery 2000mAh online India rechargeable cell for DIY electronics, robotics, and embedded systems.
Care must be taken while handling Li-ion batteries as they are volatile and inflammable and should not be handled roughly or punctured. Also, don’t overcharge or discharge beyond a certain point as gases accumulated inside might result in explosion and fire. So always use the Protection board while using Li-Ion cells, especially when using them as the best 18650 battery for power bank robotics and IoT projects.
The amount of time that a battery takes to charge can vary depending on the brand and capacity. The capacity of an 18650 battery is determined by the milliamp level (mAh), typically ranging from 2300 mAh to 3600 mAh. Since higher capacity means longer runtime, it also takes more time to charge. For example, a 2600 mAh battery may take around 4 hours. The 18650 battery 3.7V 2000mAh price in India may also vary depending on capacity and brand.
The lifespan of an 18650 battery depends on usage, charging cycles, and overall maintenance. Proper care, such as avoiding full discharge and overcharging, can significantly extend battery life. This is why it is commonly preferred as the best 18650 battery for power bank robotics and IoT projects, where consistent performance and longevity are important.
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