![Paragraph 4 parallel highlighted in red digital control module Paragraph 4 parallel highlighted in red digital control module](https://www.bifelectronic.com/2619-large_default/eight-digit-serial-interface-red-highlight-digital-display-module-74-hc164-drive.jpg)
Eight digit serial interface red highlight digital display module 74 HC164 drive
1.On board 2 road 74 hc164 serial to parallel chips.
2.On board 2 road 0.36 inch red Yang four eight digital display.
3.On board concatenated control interface, convenient external
device to connect.
4.Working voltage: 5 v.
5.The board size: 35.3 (mm) x29 (mm).