Decorate for a dance party anywhere with Disco String Lights. This set of 10 LED-illuminated mini disco balls is battery powered (batteries not included), making it perfectly portable. The 1.7m long strand of lights is ideal for adding a little funk to your ride, good vibes to your locker, or some boogie to your bedroom. The 1.7m long strand of lights is ideal for adding a little funk to your ride, good vibes to your locker, or some boogie to your bedroom. Just hang them up, flip the switch to light them up, and let the Disco String Lights bring the party to you!