How to Make a DIY Solar Phone Charger From Scrap Materials

With increasing focus on renewable energy and sustainability, more people are looking for ways to harness solar power in their everyday lives. One fun project is making your own solar phone charger from scrap materials. This can be a weekend DIY project and doesn't require much technical know-how. Here is a step-by-step guide on how I made my own solar phone charger from scrap materials I had around the house.

Gather the Needed Materials

The great thing about this project is that many of the components can be scavenged from old devices or purchased very cheaply. Here are the main items you will need:

Connect the Solar Panel to the Power Bank

The first step is connecting the solar panel to the power bank so energy can be transferred and stored.

  1. First, cut a USB cable in half and strip a few inches of the red (positive) and black (negative) wires on both halves.

  2. Connect the red wire from the solar panel to the red wire of the USB cable spliced into the power bank.

  3. Do the same with the black wires.

  4. Solder or twist the wires together securely and cover with electrical tape.

  5. Insert the diode in line with the positive wire between the solar panel and USB cable. This prevents reverse current flow.

Important tips for connecting:

Mount the Solar Panel and Components

For weather protection and portability, you can mount the components together in an enclosure.

Testing and Using Your Solar Charger

Once assembled, test your solar phone charger in the sun.

Now just set the charger in sunlight and let the free energy flow into your devices! Some usage tips:

With a little time and elbow grease, you can build your own functional solar phone charger using scrapped materials. And with some creativity, you can customize the design for your needs. Power to the people!