- shenzhen,GD, China
- US $7.50
- Jan 29th
8X Seven Segments Display + 8X Key + 8X Double Color LED Module for Arduino 1:100% Brand New 2:Integrates buttons, LED & Seven Segments Display 3:Only requires three IO ports to be driven 4:By day of the module's TM1638 chip micro-8 8-segment LED display and 8 buttons and 8 test Two-color LED control, IO savings serial communication interface, 8-level brightness adjustment (LED and adjust the brightness of a unified digital), and scan button scans showed no MCU intervention, MC