An electro-optical device capable for providing a photobiomodulation effect in a user of the device , comprising: at least a first electro-optical element (EL1) arranged to emit electromagnetic radiation having a peak emission wavelength between 700-1400 nm; a second electro-optical element (EL2) arranged to emit visible light; a control circuit configured to adjust emission characteristics of the electro-optical element; and a driver circuit configured to receive an input from the control circuit and drive the electro-optical element based on the input received from the control circuit , using a driving current that is pulsed, wherein the first electro-optical element (EL1) is arranged to emit the electromagnetic radiation only when the second electro-optical element (EL2) is emitting with a luminance above 10 cd/m 2 , wherein the control circuit comprises a timer configured to determine an on-period for the electromagnetic radiation emitted by the electro-optical element (EL1), and/or comprises a dose calculation unit configured to determine an accumulated dose of the electromagnetic radiation at the user; wherein the control circuit is configured to instruct the driver circuit to shut off the electro-optical element (EL1), if a predetermined maximum on-period is exceeded, and/or if the accumulated dose determined by the dose calculation unit indicates that a predetermined dose of the electromagnetic radiation at the user is exceeded, wherein the circuit includes a proximity detection unit configured to determine a distance (d) between the user and the device , wherein the control circuit is configured to control the timer and/or the dose calculation unit in dependence on the determined distance (d), such that a delivered dose is between 0.1 and 10 J/cm 2 , which is delivered over a period of 1 hour or longer at an average distance of between 0.2 and 5m from the first light source. at least a first electro-optical element (EL1) arranged to emit electromagnetic radiation having a peak emission wavelength between 700-1400 nm; a second electro-optical element (EL2) arranged to emit visible light; a control circuit configured to adjust emission characteristics of the electro-optical element; and a driver circuit configured to receive an input from the control circuit and drive the electro-optical element based on the input received from the control circuit , using a driving current that is pulsed, wherein the first electro-optical element (EL1) is arranged to emit the electromagnetic radiation only when the second electro-optical element (EL2) is emitting with a luminance above 10 cd/m 2 , wherein the control circuit comprises a timer configured to determine an on-period for the electromagnetic radiation emitted by the electro-optical element (EL1), and/or comprises a dose calculation unit configured to determine an accumulated dose of the electromagnetic radiation at the user; wherein the control circuit is configured to instruct the driver circuit to shut off the electro-optical element (EL1), if a predetermined maximum on-period is exceeded, and/or if the accumulated dose determined by the dose calculation unit indicates that a predetermined dose of the electromagnetic radiation at the user is exceeded, wherein the circuit includes a proximity detection unit configured to determine a distance (d) between the user and the device , wherein the control circuit is configured to control the timer and/or the dose calculation unit in dependence on the determined distance (d), such that a delivered dose is between 0.1 and 10 J/cm 2 , which is delivered over a period of 1 hour or longer at an average distance of between 0.2 and 5m from the first light source. <EOS>