I turned off one setting on my e-reader and my battery life tripled overnight

eReaders and E Ink devices in general are known for having excellent battery life. A Kindle can easily go weeks between charges, and that's largely true across the wider world of E Ink devices too. It's one of the biggest reasons I've always loved using them. Unlike my phone, tablet, laptop and practically every other accessory, charging is rarely something I have to actively think about.

Read the full article at the source.