Here is another emergency charger that lets you generate electricity for your handheld gadgets using heat. The miniO is a 5W USB output generator. It can be used to charge your smartphone and other comparable devices. It doesn’t take a whole lot of space and weighs only 350g.
Hot Computer Stuff
**Disclaimer: Our posts may feature aff links. As an Amazon Associate, we earn from qualifying purchases. Please read our disclaimer on how we fund this site.