What is this thing on the toilet wall for? Red button? Waiting online

This is the panic button.

1. The emergency button switch is a switch that is triggered when help is needed in an emergency. It is the main switch used to control the secondary circuit.

2. Button is a commonly used control electrical component. It is often used to connect or disconnect the 'control circuit' (in which the current is very small), so as to control the operation of motors or other electrical equipment. kind of switch. Common buttons are mainly used as emergency stop buttons, start buttons, stop buttons, combination buttons (keyboard), jog buttons, and reset buttons.