What the Heck Is ?

https://edgarevmr519.tearosediner.net/why-you-should-forget-about-improving-your-kpop-albums-online

K-pop Lightsticks: More Than a Glow<br/>K-pop lightsticks are a icon of fandom, transforming concerts into glowing spectacles. In 2025, high-tech lightsticks from groups like NCT and ITZY feature Bluetooth and customizable lights