Band-branded light sticks, which are increasingly Bluetooth-enabled and cost as much as $80, have become a revenue-generating staple of the K-pop merchandising machine By Micah Singleton As dusk ...

K-pop fans often arrive at concerts carrying bags filled with essentials: banners to support their idols, water and snacks to endure the long performance, and, most importantly, the iconic light ...

These light sticks are used in boisterous fan chants, another iconic practice of K-Pop concert attendees, or moved to the beat of a song. Oftentimes, light sticks will be put into “concert mode,” ...