There's no need to pay the electric company to charge your small electronics when you've got a portable solar charger on hand. Learn how to turn some cheap solar panels and a Tupperware container into ...

With endless summer days still aplenty, there’s no better time to invest in a solar charger for all your gadgets. However, Joshua Zimmerman of the DIY site Instructables doesn’t think you need to ...

This Altoids tin charger won’t replace a traditional, high-capacity external battery pack, but it is a blast to build, recharges in the sun, and will teach you a thing or two about electronics ...

A few weeks ago we shared Instructable’s handy DIY guide to building your own solar-powered USB charger. Now, the website has provided a guide to creating a solar-powered charger for rechargeable NiMH ...

[Steve Chamberlin] has a spiffy solar-charged 12 V battery that he was eager to use to power his laptop, but ran into a glitch. His MacBook Pro uses Apple’s MagSafe 2 connector for power, but plugging ...

This is a simple solar boost converter and voltage limiter circuit that charges a 12V battery from a 6V solar panel. It also demonstrates MPPT (Maximum Power Point Tracking) capability. When we think ...

Here is an energy saving solar inverter battery charger. It harvests solar energy to replenish 12 volt inverter battery. It has auto cut off facility to stop charging when the battery attains full ...

Car camping gets you out in the great outdoors, but sometimes it’s nice to bring a few comforts from home. [Ed’s Garage] has taken a module from a salvaged EV and turned it into a handy portable power ...

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 ...

As electricity costs continue to rise, solar panels are a smart way to tap into efficient and clean energy from the sun. A recent CNET survey found that 78% of US adults are worried about rising home ...

Men’s Journal aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. The dark side of owning a car jump starter? Its battery can die ...