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 ...

Once a portable charger runs out of juice, you have to find an outlet to repower it. Solar power banks, however, help you avoid that problem — they can be repowered by the sun. Like solar chargers, ...

Acceptance, technology and marketing combine to make solar-powered devices extremely viable and available for so many applications and the PulseTech Solar Pulse SP-5 is one of these. From a functional ...

Jay Celani, design engineer with Linear Technology, describes the design of a solar battery charger which maintains its efficiency in low light conditions An important characteristic of any solar ...

In today's world, staying connected to our devices is more important than ever, whether for school, work or just having fun. But imagine a situation when you are out and your phone or tablet battery ...

A portable solar panel charger is a must-have for any tech-loving adventurer. Whether it’s phones, cameras, or GPS trackers, hikers and nomads are increasingly finding themselves in need of power on ...

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There are scores of solar-powered battery chargers on the market already, offering a greener alternative to juice up your devices. But these chargers often fail to live up to expectation — either ...

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 ...