Vulcan Technology via offers the Vulcan FREELOADER Ultra Compact Plug-Free USB Charger, model no. VPS11Q1FL, for $14.98 with free shipping. That’s $5 off, tied with our May mention, and the lowest total price we could find. It attaches to an electronic device’s plug and draws off power to charge other electronics via a USB port (see the video for further clarification of this charging method).

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