Tag: stirling engine
Power Charger Fuels Your Smartphone Using Just A Hot Or Cold Source
How many smartphone emergency chargers have you read about by now? Quite a few I reckon. Well, it seems there are still a few ways you can reinvent the smartphone power charger. The "new" solar power chargers are in abundance right now. You can get them for your jacket, your backpack, you name it. W ...
1 / 1 POSTS