Introduction to the function modules
![](https://wiki-media-ef.oss-cn-hongkong.aliyuncs.com/i18n/en/docusaurus-plugin-content-docs/current/microbit/microbit-smart-car/microbit-smart-cutebot-pro/images/cutebot-pro-function-a.png)
![](https://wiki-media-ef.oss-cn-hongkong.aliyuncs.com/i18n/en/docusaurus-plugin-content-docs/current/microbit/microbit-smart-car/microbit-smart-cutebot-pro/images/cutebot-pro-function-b.png)
Encoder motors
![](https://wiki-media-ef.oss-cn-hongkong.aliyuncs.com/i18n/en/docusaurus-plugin-content-docs/current/microbit/microbit-smart-car/microbit-smart-cutebot-pro/images/cutebot-pro-function-01.png)
Interface for ultrasonic sensor
![](https://wiki-media-ef.oss-cn-hongkong.aliyuncs.com/i18n/en/docusaurus-plugin-content-docs/current/microbit/microbit-smart-car/microbit-smart-cutebot-pro/images/cutebot-pro-function-02.png)
Buzzer
![](https://wiki-media-ef.oss-cn-hongkong.aliyuncs.com/i18n/en/docusaurus-plugin-content-docs/current/microbit/microbit-smart-car/microbit-smart-cutebot-pro/images/cutebot-pro-function-03.png)
Infrared receiving module
![](https://wiki-media-ef.oss-cn-hongkong.aliyuncs.com/i18n/en/docusaurus-plugin-content-docs/current/microbit/microbit-smart-car/microbit-smart-cutebot-pro/images/cutebot-pro-function-04.png)
RGB headlights
![](https://wiki-media-ef.oss-cn-hongkong.aliyuncs.com/i18n/en/docusaurus-plugin-content-docs/current/microbit/microbit-smart-car/microbit-smart-cutebot-pro/images/cutebot-pro-function-05.png)
IIC expansion port
![](https://wiki-media-ef.oss-cn-hongkong.aliyuncs.com/i18n/en/docusaurus-plugin-content-docs/current/microbit/microbit-smart-car/microbit-smart-cutebot-pro/images/cutebot-pro-function-06.png)
Servo expansion port
![](https://wiki-media-ef.oss-cn-hongkong.aliyuncs.com/i18n/en/docusaurus-plugin-content-docs/current/microbit/microbit-smart-car/microbit-smart-cutebot-pro/images/cutebot-pro-function-07.png)
Motor expansion port
![](https://wiki-media-ef.oss-cn-hongkong.aliyuncs.com/i18n/en/docusaurus-plugin-content-docs/current/microbit/microbit-smart-car/microbit-smart-cutebot-pro/images/cutebot-pro-function-08.png)
GPIO expansion port
![](https://wiki-media-ef.oss-cn-hongkong.aliyuncs.com/i18n/en/docusaurus-plugin-content-docs/current/microbit/microbit-smart-car/microbit-smart-cutebot-pro/images/cutebot-pro-function-09.png)
Four-way infrared line following sensor
![](https://wiki-media-ef.oss-cn-hongkong.aliyuncs.com/i18n/en/docusaurus-plugin-content-docs/current/microbit/microbit-smart-car/microbit-smart-cutebot-pro/images/cutebot-pro-function-10.png)
![](https://wiki-media-ef.oss-cn-hongkong.aliyuncs.com/i18n/en/docusaurus-plugin-content-docs/current/microbit/microbit-smart-car/microbit-smart-cutebot-pro/images/cutebot-pro-function-11.png)
Rainbow LEDs
![](https://wiki-media-ef.oss-cn-hongkong.aliyuncs.com/i18n/en/docusaurus-plugin-content-docs/current/microbit/microbit-smart-car/microbit-smart-cutebot-pro/images/cutebot-pro-function-12.png)