### Question

- A button from (0.473, 0.149) to (0.551, 0.21).
- A button from (0.475, 0.244) to (0.552, 0.301).

### 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 (0.473, 0.149) to (0.551, 0.21). It has '' on it and looks like fan pattern icon. This is a button that may be used to switch the fan mode of the air purifier. When pressed, it may switch between different fan modes. .
- A button from (0.475, 0.244) to (0.552, 0.301). It has '' on it and looks like power button. This is a button. Its possible function is to control the power switch of the air purifier. Pressing it can turn the air purifier on or off. .