The EF EcoFlow Delta 3 Max power station is over 300 off at Amazon -- save ahead of Black Friday

Look Up Say More Mashable's Best: E-readers, robovacs, laptops, earbuds, smart home and more Mashable Selects Trending Now Gift Ideas For Everyone On Your List Safety Net Mashable @Home In My Bag Versus Creator Playbook Getting Technical with Mashable All Series Don't be caught out without power. Lois Mackenzie is a freelance reporter at Mashable. Over the years she has written for many publications, covering everything from the local news to the best pair of running shoes. You can find bylines in publications including Fit&Well, Metro, and Coach magazine, usually covering deals on everything from earbuds to TVs, or guides on how to beat your half marathon time. All products featured here are independently selected by our editors and writers.