Cory Gunther / How-To Geek
What to Look For In a Solar Charger in 2023
Before we get into what makes for a good solar charger, let’s clear up what we mean by “solar charger” since it’s distinct from concepts like a “solar power bank” or “solar panel.”
A solar charger is a device that converts solar power using solar panels into an electric current suitable for charging devices, usually in the form of a USB power port conforming to USB power specifications.
Solar chargers typically don’t have any power storage of their own, but you can use the charger with a power bank of your choice. In general, putting a lithium battery in direct sunlight is not a good idea, so it makes sense that most solar chargers don’t integrate them. Instead, you’d use a lengthy cable to connect devices under shade or in your bag, protected from direct sunlight.
It’s important to use a solar charger with the necessary safety circuitry to prevent device damage. In models with poor safety controls, too much voltage may go to the device, damaging it. The charger may also keep pushing charge…
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