EcoFlow Delta 2 solar generator review: A mobile power unicorn

EcoFlow's 27-pound battery-powered generator has enough juice to keep your whole life going when the grid isn't an option.

Hackaday Prize 2022: DIY Brushless Hand Cranked Generator

A standard part of travel kit for the 2020s is now a battery pack — a hefty lithium-ion cell with onboard electronics for USB charging, that ensures all of our devices stay topped up while we…