There are already plenty of gadgets that allow people to charge their mobile devices while off the grid. Most of those products utilize solar power, while a few have gone the thermoelectric route. The ...

The dual power options -- corded or cordless -- are a huge bonus. Plug it in for all-day use at home or take it on the go with the rechargeable lithium-ion battery, which delivers up to 12 hours of ...

This article contains affiliate links. The products or services listed have been selected independently by journalists after hands-on testing or sourcing expert opinions. We may earn a commission when ...

This portable new product promises energy on the go – and we don’t mean a Power Bar. Bourne Energy’s Backpack Power Plant is a hydroelectric generator that you can strap on just like a bookbag. It can ...

This portable, 5-pound fan works on a charge, features a mister and blasts cooling air up to 70 feet away. This fan comes in ...

My flat in London can get extremely hot, thanks to the combination of it being in a new-build block and the city’s humidity during the summer. In previous years, that was a problem. But not in 2025, ...

The Shark FlexBreeze HydroGo Fan is an excellent and highly-portable option, and while it’d normally set you back $150, it’s ...