Discover how to create a homemade portable power generator using simple materials like DC motors, cardboard, and a USB wall adapter. This step-by-step DIY tutorial shows you how to build a compact ...
Mini speakers, from Shanghai's Xinjie Chao Electronic and Electrical Appliances Co. Ltd, retail for about $30. They have a metal finish, great sound thanks to a subwoofer system, plus plug and play ...
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