The EcoFlow River 2 is a reliable, lightweight power station for when you're on the move, and this is one of the lowest prices we've seen ahead of Black Friday.
20,000mAh chargers delivered around 11,250mAh to a device, and 25,000mAh banks translated to about 16,200mAh of charge. That’s an average efficiency rate of around 60 percent. While the tech world is ...