Voice-activated ray tie show costume props with music rhythm beat cold light voice control EL tieThis is a luminous bow tie that is very eye catching at night in a bar, venue or party. El light tie is multi color optional. It can be used for 2 hours on the 5th battery. It can be used continuously for 20 hours. The luminous tie is an indispensable accessory for the bar nightclub. It is a part showing personality, the trend sequined luminous bow tie, colorful six light flash bow tie. Just press the button and you will get a beautiful color, bring