KY-029 module is ideally suited to adding a slightly different light display to your project.
This module lets you control a bi-colour red/green LED to display your information in a bold and bright way.
As with all LEDs a current limiting resistor is required.
- Voltage : 3.3v to 5v
- 3mm bi-colour LED
- Colour : Red and Green
- Size : 19mm x 15mm x 18mm