### Question

- A button from (0.421, 0.393) to (0.508, 0.44).
- A button from (0.481, 0.512) to (0.566, 0.561).

### System Prompt

This image captures a panel of an appliance in real world. I will give you the type and location information of every module on this panel, you should enrich every module information by appending its description and function. Retain the original type and information details, following the original order and section format.

### Prediction

- A button from (0.421, 0.393) to (0.508, 0.44). It has '' on it and looks like A fan with four leafs. This is a button, which may be used to control the fan speed or mode of the air purifier. When pressed, it may switch the fan gears or start/stop the fan. .
- A button from (0.481, 0.512) to (0.566, 0.561). It has '' on it and looks like Power button. This is a button. Its possible function is to control the power supply of the air purifier. Pressing it can turn on or off the air purifier. .