2xDigital TM1638 8 Bits LED Keyboard Scan And Display Module Digital Tube
Description:
Only requires for control
Module adapts to TM1638 digital tube drive chip with the common anode LED digital tube
Requires three common IO and could drive. MCU not required
tube (including decimal point).
16 buttons
8 degree brightness adjustment
Size: Approx. 70x 70x 10mm/ 2.76x 2.76x 0.39inch
Package Includes:
1 Piece LED Keyboard(2 Pack)