![TFW-G-0061](https://akadako.com/grove/assets/TFW-G-0061/picture.png)
Description
TVOC/eCO2 mini Unit is a digital multi-pixel gas sensor unit with integrated SGP30. It can be programmed to detect TVOC (total volatile organic compounds) and eCO2 (equivalent carbon dioxide reading)Concentration measurement.
![](https://akadako.com/grove/assets/TFW-G-0061/program_en.png)
Program:https://akadako.com/grove/assets/TFW-G-0061/program.sb3
How to use SB3 file
After downloading sample SB3 file on this page, go to Xcratch or Stretch3. Click on "Load from your computer" and select the file you downloaded to open it. After opening the file, connect AkaDako to your PC and check the operation of the sensors and actuators.
![How to use sb3 file](https://akadako.com/wp-content/themes/akadako/img/how-to-sb3_en.png)