![CDATA[The KNX Smart 55 4-way button in matt black offers 4 button surfaces and a temperature and humidity sensor. It is compatible with 55 mm switch ranges such as MDT, GIRA, BERKER and JUNG. The active color display shows functions and status, with background color and brightness (white or black) adjustable. The display brightness can be controlled using brightness and day/night objects. The display also shows the indoor/outdoor temperature and time. The multiple tap function sends up to 4 values to the same or different objects. Group control is possible by pressing the button for a long time or extra long time. The button supports one- and two-button operation for switching, dimming and blinds. Adjustable symbols and texts are available for each button. The button does not require an additional power supply and is mounted in a switch box with a support ring (height: 1.05-1.20 m).]]>