4 Digit Digital Tube Module 74HC595 Driver Adjustable LED Module With
5,78 €
ADJUSTABLE LED: 4 digit LED digital display module, the LED brightness is adjustable, which has a wide range of applications. DURABLE DIGITAL TUBE: Using 2pcs 595 to drive the digital tube, needs MCU 3 way IO port, and the display is based on the digital tube dynamic scanning principle.
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