For proper use, we recommend downloading the original file.The viewer version is intended only for use in the web viewer. In the Original format, the following are fully preserved:✔ original scene hierarchy✔ complete materials without reduction✔ proper texture maps✔ proper object namingIf you plan to use this model in production, download the Original format.A simple liquid level sensor when the lever is touching sensor body transmits an on signal indicating that the fluid is above or below that point.