REVIEWED: Pale Blue rechargeable batteries
Still using throwaway batteries? Here’s a green (and blue) solution
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batteries
REVIEWED: Xtorm Waterproof Power Bank
This impressively slim battery packs a powerful punch and even an emergency flashlight, but it’s let down by fiddly controls
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REVIEWED: Innergie PocketCell Duo rechargeable battery bank
Pack some power with this incredibly pricey, though pocket-sized, energy boost for phones & tablets
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