Suggestion for in-wall dimmer with satellite remote

Assuming that you have a SmartThings account, since this is a SmartThings forum, Any accessory switch, either a battery powered or Mains powered, that can communicate with your smartthings account can be used In a virtual three-way with any other device that can communicate with your SmartThings account. :sunglasses:

The accessory device sends a message to the hub and the hub sends a message to the master which then turns the light on or off as requested.

There are some that look just like a regular switch and there are some that look more like a push button.

You can see most of the options in the buttons FAQ. Each entry will indicate whether it is available on the US or UK frequencies and whether it is battery or mains powered, so read the descriptions carefully to make sure you are looking at one that matches what you want. Some offer dimming capability, some are just on/off.

The FAQ is intended to only have one or two posts per device and to link to a discussion thread about them. Please do not ask any questions about the devices in the FAQ: Either go to the discussion thread for that device or come back here and ask them. That keeps the FAQ easy for other people to use.

FAQ: Full list of buttons and remotes confirmed to work with SmartThings