The feature of 3.7v 1900mAh INR18500 li-ion battery 

1. Utilizes a lithium nickel cobalt manganese oxide system, offering high energy density and powerful performance.

2. Stable voltage output and reliable performance.

3. Over 700 charge-discharge cycles, ensuring durability.

4. Equipped with a safety valve and diaphragm explosion-proof design, providing multiple safety protections.

5. Compatible with battery packs, PCM, wiring, and connectors.

6. Operates stably in environments ranging from -20℃ to +60℃, suitable for various applications.

7. Environmentally friendly.

The application of 3.7v 1900mAh INR18500 li-ion battery 

Battery packs, smart door locks, electronic scales, scanners, handheld POS machines, LED flashlights, headlamps, outdoor camping lights, emergency lights, electric toothbrushes, electric shavers, and small electric toys,  etc.