DIY electronics projects similar to power banks

 Here’s a list of DIY electronics projects similar to power banks — useful, portable, and focused on battery-powered or charging-related applications:


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🔋 DIY Power-Related Projects

  1. DIY Power Bank (18650 Cells Based)
    Use recycled laptop batteries to make your own USB power bank.

  2. Solar Power Bank
    Combine a solar panel with battery storage to charge devices with sunlight.

  3. Battery Charger Circuit
    Make a charger for Li-ion or NiMH batteries using TP4056 or LM317.

  4. Emergency Light with Battery Backup
    Build a rechargeable LED light for power outages.

  5. Portable Mobile Charger
    Small-sized charger circuit with a 9V battery and 7805 regulator.

  6. Wireless Charging Pad
    Create your own Qi wireless charger using a transmitter module.

  7. USB Fan or Light with Power Bank Support

  8. 2nd Link

  9. 3rd link

  10. More Option

  11. Attach small USB gadgets to your DIY power bank.

  12. Rechargeable Flashlight or Torch
    Use 18650 batteries with a boost converter and high-power LED.

  13. Mini UPS for Wi-Fi Router
    A small backup power supply to keep your router running during load shedding.

  14. Smart Battery Level Indicator
    Add battery level indicators to your project using an LM3914 IC or LEDs.

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