Description
Introducing the Nitecore NL2145, a revolutionary 21700 lithium-ion battery designed to deliver convenience and high performance. With an impressive 4000mAh capacity, this battery is engineered for high-drain devices like flashlights and electronics, providing extended run times and powerful outputs.
The standout feature of the NL2145 is its integrated, allowing for direct and hassle-free recharging without the need for an external charger. Whether for daily use or emergency preparedness, this battery is the reliable power source you can count on. With multiple safety protections and a stable three-year shelf life, the NL2145 ensures long-lasting performance in any situation.
Key Features:
- High Capacity: 4000mAh provides extended power for high-drain devices, supporting longer operational periods and reducing the need for frequent recharges.
- Optimized for High-Drain Devices: With a maximum discharge rate of 5A, the NL2145 is perfect for powering high-performance flashlights and other demanding electronics.
- Eco-Friendly Choice: Rechargeable up to 500 times, this battery reduces environmental waste while remaining a cost-effective energy solution.
- Robust Safety Features: Equipped with built-in protections against over-charging and over-discharging, ensuring durability and reliability under all conditions.
Power your high-performance devices with the Nitecore NL2145, the 21700 battery that combines high capacity, and advanced safety features for ultimate reliability and convenience.
SPECIFICATIONS
| Manufacturer: | Nitecore |
| Model: | NL2145 |
| Size: | 21700 |
| Positive Terminal: | Button Top |
| Nominal Capacity: | 4500mAh |
| Continuous Discharge Rating (max): | 5A |
| Nominal Voltage: | 3.6V |
| Maximum Voltage: | 4.2V |
| Protected: | YES, PCB. |
| Rechargeable: | Yes |
| Approx. Dimensions: | 21.8mm x 75.5mm |
| Approx. Weight: | 76g |
| Country of Origin: | China |
| Data Specification Sheet: | Nitecore NL2145 21700 4500mAh 3.6V 5A Protected Lithium Ion (Li-ion) Button Top Battery Datasheet |
⚠ Important Safety Warnings
While this battery is equipped with built-in protection circuitry to help prevent overcharging, over-discharging, and short circuits, improper handling or misuse can still result in FIRE, EXPLOSION, or THERMAL RUNAWAY, causing personal injury or property damage. Users must read and follow all safety guidelines before purchase and use. Click here to review the full safety guidelines.
- Intended Use: This battery is designed for use in flashlights, headlamps, and similar devices that require a button top configuration. Ensure compatibility with your device before use.
- Protection Circuit Limitations: While the protection circuit provides additional safety, it cannot prevent damage caused by misuse, including exposure to liquids, extreme heat, or physical damage.
- Storage & Transport: Always store batteries in protective cases to prevent accidental contact with metal objects (e.g., keys, coins, tools) that can cause a short circuit. Do not store loose batteries in pockets, bags, or other uncontrolled environments.
- Inspection: Do not use if the battery is dented, leaking, bulging, or if the outer wrapper or button top is damaged.
- Charging: Use a smart charger specifically designed for button top protected batteries. Do not exceed the battery's voltage and current specifications. Never leave the battery unattended while charging.
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Prohibited Activities:
- Do not expose the battery to water, fire, or high heat.
- Do not modify, puncture, crush, or attempt to disassemble the battery.
- Do not use the battery if it becomes unusually hot during use or charging.
- Emergency Response: If the battery overheats, emits smoke, or shows other signs of failure, stop using it immediately. Move the battery to a safe, non-flammable surface (e.g., sand or concrete) and follow emergency protocols.
Disclaimer
18650Battery.com is not responsible for any damages, injuries, or claims arising from improper use, handling, or failure to follow these safety guidelines. Lithium-ion batteries require strict adherence to all safety protocols. It is the reseller's responsibility to ensure all safety warnings and product guidelines are effectively communicated to customers. Users and resellers assume full responsibility for the safe handling, usage, and distribution of this product.