Keep your DIY power projects and portable electronics powered up with this designed black USB. Designed with a standard USB-A plug on one end and two round terminal heads on the other, this charging cable simplifies the way you energize 3.7V to 4.2V lithium. The heads feature visible plus and minus polarity symbols, allowing for quick, correct, and secure alignment every time you link. Engineered for reliable performance, the cable converts a 5V-7V USB input into a stable 4.2V 1A output. It is constructed from premium new material and high-conductivity copper to ensure efficient energy transfer and long-term durability. Whether you are working in a tight workspace, setting up a workstation test, or traveling with spare cells, this 60 cm cable offers the balance of reach and portability without cluttering your desk. It is an essential, low-profile tool for hobbyists, makers, and anyone needing a dependable, compact power solution.
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