A component (2) of an operating table (1) is provided. The component (2) comprises a communication module (3) for transmitting information of the component (2), wherein the communication module (3) comprises: a memory device (11) configured to store information of the component (2), a transmission unit (12) configured to transmit at least a part of the information of the component (2), and a power supply device (13) configured to supply the transmission unit (12) with energy.