Does charging 18650 li-ion batteries to 4.3+ V damage the cells? The cells have been recovered from dead laptop batteries, and the charger is bought from China. What are the risks involved? -
What is the best safe min-max charging voltage for 18650 lithium cells used for power pack to prolong its lifespan? - Quora
![1S 3.6V-4.2V Lithium ion Charging Battery Voltage Capacity Percent Level LED Indicator charger display 18650 14500 - AliExpress 1S 3.6V-4.2V Lithium ion Charging Battery Voltage Capacity Percent Level LED Indicator charger display 18650 14500 - AliExpress](https://ae01.alicdn.com/kf/HTB1zKDcLpXXXXbxXXXXq6xXFXXXw.jpg_640x640Q90.jpg_.webp)
1S 3.6V-4.2V Lithium ion Charging Battery Voltage Capacity Percent Level LED Indicator charger display 18650 14500 - AliExpress
![Direct comparison of voltage curves of 18650 (dashed lines) and 21700... | Download Scientific Diagram Direct comparison of voltage curves of 18650 (dashed lines) and 21700... | Download Scientific Diagram](https://www.researchgate.net/publication/343065826/figure/fig1/AS:915428595470338@1595266593548/Direct-comparison-of-voltage-curves-of-18650-dashed-lines-and-21700-cells-solid.png)
Direct comparison of voltage curves of 18650 (dashed lines) and 21700... | Download Scientific Diagram
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1S-8S 18650 Li-ion Lipo Lithium 5-30V Lead Acid Battery Level Indicator Tester LCD Display Meter Module Capacity Voltage Meter - AliExpress
![AA AAA Battery Capacity Indicator 18650 Lithium Battery Level Tester Voltage Meter Volt Monitor Detector Storage Box Holder Case - AliExpress AA AAA Battery Capacity Indicator 18650 Lithium Battery Level Tester Voltage Meter Volt Monitor Detector Storage Box Holder Case - AliExpress](https://ae01.alicdn.com/kf/Saf4c71f51f134745a606091c6cddd1f1h/AA-AAA-Battery-Capacity-Indicator-18650-Lithium-Battery-Level-Tester-Voltage-Meter-Volt-Monitor-Detector-Storage.jpg)