Build a $4 DIY Solar Battery Charger. Jason Fitzpatrick. February 6, 2011 ... $4 Solar Battery Charger [Instructables via Unpluggd] Jason Fitzpatrick. Read Jason's full bio. More by Jason.

[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… ...

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 ...

We've previously pointed to a clever hack-up of the MintyBoost DIY Altoids tin charger and small solar panels. Now the MintyBoost makers have released an official MintyBoost kit, with a detailed ...

In order to construct your own solar-powered USB charger, you will need thin-film solar panels, 2 NiMH AA batteries, pre-assembled USB charging circuit board, a diode, battery holder, wire and, of ...

There are a lot of different ways to juice up a car battery, but none that are as easy as solar power. And luckily for you, ...

The 8 best solar battery chargers for your car, phone, boat, RV, and more! Many of the devices that we depend on throughout the day run on batteries and it’s never fun when those batteries run down. A ...

This easy-to-make DIY solar charger assures you'll never have to leave home and worry about a "Low Battery" alert on your smartphone ever again.

We found the best portable solar chargers to keep your mobile devices, flashlights, and battery packs charged and ready for camping, travel and emergency use.

It should read “DIY incendiary bomb from EV battery”. Wooden case, candles (3D printed parts), insufficient cooling and the already mentioned unsuitable connector.

There are some less obvious benefits to home solar charging in addition to watching free, clean electrons pulled from the sky streaming into your car's battery. Most home EV chargers treat ...

And with that, I had my very own DIY solar e-bike! Many e-bikes like the Lectric XP 2.0 can operate while the battery is also charging, but not all e-bikes have this feature.