9 ATTRACTIVE DISPLAY MODES can use With single button, neon LED Bracelet is easy to use. Long Press the button for ON/OFF. Short press to change mode into different pattterns The glow light up bracelet is pretty cool and attractive.The bracelet is dynamic led light up light. Led Display for Night Running Gear for Running, Cycling, Walking, Jogging It is fun for parties, EDM shows, light show, costume parties, rave concerts, nightclub, Comic exhibition, bar and festivals like Halloween, New Year