This Umbrella Has Solar Panels… And It Doubles As An Emergency Power Bank
Every time you open an umbrella, you're deploying a canopy of wasted real estate. That dark stretched fabric sits between you and the sun, absorbing heat, block...
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This 300W power bank is foldable and comes with solar and built-in charger
A new power bank is said to offer particularly high output and does not require a charger for recharging, effectively functioning as one itself. The gadget is a...