Best wall switch option - EU user

It’s not Square, but the remotec ZRC90 is popular and is available on both US and EU frequencies. It has eight buttons, each of which has Tap, doubletap, and long press, so you get 24 functions in total. It can be used as a wall mount or tabletop device. And it is possible to label each button, making it more guest-friendly. :sunglasses:

It works well with SmartThings using the following device type handler: