Flixx uses electro luminescence to create a radiant display of pulsating lights. Once activated they produce animated flashing light patterns that are spectacular in the dark. They are powered by watch batteries which are included and will add to your evening attire attending Parties/Clubs or just hanging out, guaranteed to stand out in a crowd. Flixx E Watchs are activiated by your hands movement, each watch displays its own unique flashing pulsating light patterns