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Could be implemented with a buzzer. A switch could be put between the power of the station and the station, when this switch is on this will arm the buzzer. If the box is closed a button is pressed down turning on the buzzer.

https://www.amazon.com/tatoko-Electronic-Buzzer-Sounder-Continuous/dp/B07QBP1W5L?source=ps-sl-shoppingads-lpcontext&ref_=fplfs&psc=1&smid=A1TBJFOKESMIUW