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Tips and recommendations:
Always handle batteries with care and wear gloves and eye protection.
Do not use swollen or damaged batteries.
Make sure the battery is completely discharged before handling it.
Use a multimeter to check the voltage and general condition.
Keep them out of the reach of children and pets.
Possible applications:
Power low-power sensors or devices.
School projects of electronics or renewable energy.
Portable lighting systems for camping or emergency.
Power sources for small motors or fans.
Conclusion:
Older cell phone batteries can have a second life if they are reused carefully. With a little creativity and caution, they can be transformed into energy sources for useful small projects. It’s a great way to reduce tech waste and encourage innovation from home.
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