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The best portable solar battery charger
By Mark Smirniotis This post was done in partnership with The Wirecutter, a buyer's guide to the best technology. Read the full article here. After considering 70 models and testing portable solar battery chargers for over 30 hours, we think the Anker PowerPort Solar Lite is the one to get if you need to power a small device in an emergency or off the grid. It can fully charge most phones at nearly full speed with less than a day's worth of sunlight.
