In BTS concerts or any concert, how do the lightsticks all change color in the same time or make words like “BTS”? I'm genuinely confused on how its managed. - Quora
In BTS concerts or any concert, how do the lightsticks all change color in the same time or make words like “BTS”? I'm genuinely confused on how its managed. - Quora
![Amazon.com : DREAMUS BTS Official Lightstick Map of The Soul Special Edition + BTS Transparant Photocard : Sports & Outdoors Amazon.com : DREAMUS BTS Official Lightstick Map of The Soul Special Edition + BTS Transparant Photocard : Sports & Outdoors](https://m.media-amazon.com/images/I/31sdSVevPUL._AC_UF1000,1000_QL80_.jpg)