How to make a new mini world switch?

1, material: marker (-), marker (), slider, geocentric door frame, vertical silica, switch, power cord.

2. First, complete the door and door frame, install the mark as shown in the figure below, and install the switch on the door frame.

3. Then connect the power cord behind the switch, connect the geocentric door frame and the slider, and the number of the slider should be aligned with the inflow direction of the power cord.

Then install a switch behind the door.

The circuit of the automatic door is complete. After testing the switch, decorate it, and cover the circuit with other building blocks without destroying the original building blocks.

6. You can also change the switch into a touch button, which makes it more convenient to close the door automatically after opening the door.