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US$3.99

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TM1638 3-Wire 16 Keys 8 Bits Keyboard Buttons Display Module Digital Tube Board Scan And Key LED For Arduino

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                  Specifications:
                   
                  – Only need 3-wire control.
                  – Adapts TM1638 digital tube drive chip. Common anode LED digital tube.
                  – Only need three common IO and could drive, no need MCU scan, save MCU sources.
                  – With 8 8digital tube (including decimal point).
                  – 2*8 16 buttons.
                  – Support 8 degree brightness adjustment.
                   - Weight:34 g
                  – Size:68mmx68mm 
                   
                  Package Include:
                   
                  1 x TM1638 16 Buttons Display Module


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