This is the most simple and affordable solar battery charger that the hobbyist can make. It has a few drawbacks over other similar controls, but offers numerous advantages. It is intended for charging ...

Here is a solar charger circuit that is used to charge Lead Acid or Ni-Cd batteries using the solar energy power. The circuit harvests solar energy to charge a 6 volt 4.5 Ah rechargeable battery for ...

Acceptance, technology and marketing combine to make solar-powered devices extremely viable. And they’re also available for so many applications and the PulseTech Solar Pulse SP-5 is one of these.

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Here’s an update on a battery charging issue one reader was experiencing. Gotta love a tale with a happy ending! – SM Scott ...

I've tested and reviewed tech, pet, fitness and home gear for decades. Solar chargers are convenient for camping and hiking, but you can use them to charge your gadgets for free at home, too. Solar ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Sarah Witman Sarah Witman is a writer focused on batteries and charging ...