Wiring Diagram :

On Functionality:
1. Negative black screen will bring you to a secret world.
2.51mm round display area helps to protect your eyes.
3. Glass or Acrylic Lens is for your selection.
4. Touch buttons to make simple operation.
5. Amazing Silver Frame opens your modern life.
6. The visible thickness above the wall is only 11mm.
7. Rotation to connect gives you easy installation.
8.86mm hidden box and a European 60mm round box are suitable.
9. White, black or gold housing creates your colorful life.

Becasmart BHT-6000 Series Round Thermostat