A wall-mounted payment kiosk refers to a self-service payment device that is installed on a wall. It typically includes the following features:

Payment functionality: It can accept various payment methods such as cash, credit cards, mobile payments, etc., to facilitate user payments.

Information display: The screen can be used to display product information, usage instructions, advertisements, and other content.

Interactive interface: The device is equipped with a touch screen or buttons to enable user operation and selection.

Security: The device is usually designed with anti-theft and anti-vandalism features to enhance security.

Space-saving: Since it is installed on the wall, it occupies minimal space, making it suitable for use in confined environments.

Convenience: Users can complete the payment process independently without the need to interact with staff, improving efficiency.

In summary, a wall-mounted payment kiosk is a convenient self-service payment device that is widely used in shopping malls, supermarkets, stations, and other locations, providing users with a convenient payment experience.