Knowledge Base Devices Shelly Plus devices Shelly Plus devices Find information about the Shelly Plus devices – features, applications and specifications. Shelly Plus 1 Shelly Plus 1PM Shelly Plus 2PM Shelly Plus i4 Shelly Plus Add-on Shelly Plus H&T Shelly Plus Plug IT Shelly Plus Plug S Shelly Plus Plug UK Shelly Plus Plug US Shelly Plus Smoke Shelly Plus Wall Dimmer ×