2000mAh 3.7V 18650 Li-ion Rechargeable Battery
High-quality 18650 Li-ion rechargeable battery with 2000mAh capacity and 3.7V output, ideal for Arduino, ESP, DIY electronics, power banks, and portable devices.
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Description
The 2000mAh 3.7V 18650 Li-ion Battery is a high-performance rechargeable lithium-ion cell designed to deliver reliable and consistent power for a wide range of electronic applications. Built in the standard 18650 cylindrical size, this battery offers excellent energy density, long cycle life, and stable voltage output.
It is ideal for use in Arduino and ESP projects, power banks, flashlights, robotics, DIY electronics, and portable devices. With a nominal voltage of 3.7V and a full-charge voltage of 4.2V, it ensures efficient operation and dependable performance.
This battery can be safely recharged using a compatible Li-ion charger or BMS protection circuit, making it suitable for both hobbyists and professional applications where long-lasting and rechargeable power is required.
| Parameter | Value |
|---|---|
| Battery Type | Lithium-ion (Li-ion) |
| Model | 18650 |
| Capacity | 2000mAh |
| Nominal Voltage | 3.7V |
| Max Charging Voltage | 4.2V |
| Discharge Cut-off Voltage | ~2.75V |
| Standard Charge Current | 0.5A |
| Max Discharge Current | ~3A |
| Diameter | 18mm |
| Length | 65mm |
| Weight | Approx. 45g |
Additional information
| Weight | 45 g |
|---|---|
| Dimensions | 65 × 18 × 18 mm |
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