Sell your solar energy to the utility or store it in a battery for later use. The choice is yours with a hybrid solar setup. The independence of having a solar panel system is liberating. Imagine ...

Editor's note: An update made on January 18, 2023, on charger performance and availability three years after this story's original airing, follows the main story. When outlets are nowhere in sight, a ...

Solar energy is an attractive energy source for powering portable devices. For some time, it has been widely used in applications like calculators and spacecraft. More recently, solar power is being ...

With 20 watts of solar panels, a 16Ah lithium-ion battery bank, and an onboard inverter, along with multiple charging ports, this compact solar generator is a great off-grid accessory. Last month, I ...

It’s always a good idea to have a source of emergency power in case the lights go out. And if you camp, or spend time outdoors away from electrical outlets, a portable power source makes life a lot ...

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 ...

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 ...

Let's say you own an electric car - maybe you do - and are now heading to work to do the day's bidding. However, there's a bit of an issue: you rarely catch a spot at the old electric pump and you're ...

When you’re camping, backpacking, taking long day hikes, or simply sitting around your fire pit in the backyard, the closest outlet is likely farther away than your power cable can stretch. Pack a ...