Porcelain sauna light IP54 E27 is a light fixture designed for use in a sauna. The "IP54" rating indicates that the light is protected against dust and water splashes, making it suitable for use in a damp environment like a sauna. The "E27" designation refers to the type of screw-in socket the light uses, which is a standard size commonly used in Russia,Belarus and European Countries.

To use a ceramic sauna light:

1.  Check the electrical supply: Make sure the electrical supply in your sauna is turned off before installing the light.

2.  Install the light: Install the sauna lamp in a location where you want to place.

3.  Connect the wires: Connect the wires to the socket according to the wiring diagram.

4.  Install the light bulb: Screw the light bulb into the socket.

5.  Test the light: Turn the electrical supply back on and test the light to make sure it is working properly.

Note: It is recommended to have an electrician install the light if you are not confident in your electrical wiring abilities.