Aeroactive cooler 5 buttons not working

Please tell us some basic information before asking for help:

1. Model Name: AeroActive cooler 5
2. Frequency of Occurrence: often

In addition to information above, please also provide as much details as you can, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.

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Help my aeroactive cooler 5 buttons are not working at all. No respond even if i press the button or hold it.