Solar Powered Speakers

We are happy to provide solar panels for the students who go through Blue Stamp Engineering's summer program. Students get to choose what to make and then post the results. Perhaps not surprisingly, solar...

Waterproof Solar with Dry Bag

We hacked a smartphone dry bag to make it a solar dry bag. In this example, we use a 6 Watt Kit, 4 foot extension cable and dry bag (try searching for  "dry audio case") to make a waterproof solar...

Solar Powered Chicken Coop

Ian Downard recently built a solar powered chicken coop door to make it easier to give his chickens time to be in the yard. The system is powered by our 3.4 Watt solar panel and V15 battery in Always...

Bicycle Ride for Climate Change Action

Charles Chandler is bicycle touring 12,300 miles around America in support of Climate Change Action. Previously, you could follow his ride on his blog, greenrider.org. Here is the 16 Watt Solar Charger Kit...

Solar Time Lapse of Tuckerman’s Ravine

New Hampshire photographer Joe Klementovich recently borrowed our GoPro time lapse setup for a stint on Tuckerman's ravine. Here is a week of footage in temps ranging from -17 to 27 degrees. Look closely and...

Take Back Program

How Our Take Back Program Works: Each of our solar backpacks and solar chargers contain valuable components that can be useful for a long period of time. If the components for some reason do fail, they...

Off the Grid in Zambia

We've just heard from Matt Young, a Peace Corps volunteer that is 10 months into his placement in the central African nation of Zambia. With his Spark Solar Tablet Case always by his side, Matt is working to...

Solar Powered Lego Tank

Our friends at PlayWell Tek are offering more summer programs for young engineers and this year, one of the projects includes a solar powered lego tank. The tank uses our 2 Watt Solar panel and we think it is...

Climber Science in Costa Rica

From December 15th to January 15th while we were complaining about the cold and snow up here in New York, the Climber Science team was making their way across Costa Rica by kayak, mountain bike and their own...

Energy Diet for USB Devices

We're heading out to Mt. Washington for a backcountry ski trip and bringing along lots of USB devices to make our trip more fun. To understand the power needs for our solar chargers, we created a summary of...