Gikfun Electronic Hourglass led DIY Kits Soldering Practice Board Blue Ray
$12.58
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This is a beautiful electronic hourglass that is fun to build and nice to look at when finished, it is not only a PCB board for practicing welding skills, but also a decorative gift for you. High quality PCB, has clearly marked the electronics components, even beginners can easily solder successfully. Comes with English user manual and online PDF file, which will guide you how to finish step by step, perfect for school basic electronics experiment projects. The suite adopts double layer PCB, and the circuit consists of 30 pieces white LED blue ray. Under the control of MCU program, it displays analog hourglass image. Power Supply Voltageļ¼3.3-5V
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$10.58
$12.58
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