People who are photosensitive, epileptic or photoepileptic, whether knowingly or not, should not use a pulsed light device. AVS (Auditory / Visual Stimulation) instrumentation can be construed as pulsed light devices. This website, Michael Landgraf and Michael Landgraf Enterprises LLC are not responsible, financially or otherwise, for your use of avs (light and sound) devices or any other product we sell.