Discover how to create a simple and effective DIY solar charger for your smartphone using just a small piece of plastic, copper tape, and a micro USB cable. This step-by-step tutorial demonstrates the ...

Either a large power bank or a solar charger can serve you well on your next camping trip, depending on your needs. Here's how to decide which is right for you.

Discover how portable solar chargers, solar leaf chargers, and solar power banks make everyday renewable energy gadgets practical for phones, travel, and emergencies with clear, objective guidance.

CR's experts pick the best portable solar panels and battery chargers to power devices like phones and laptops, plus back-up batteries and power stations.

Solar power technology is becoming more accessible thanks to developments like portable solar panels you can use to power your devices. That's why solar-powered phone cases sound compelling. Not only ...