Answer (1 of 3): The BTS light stick or “ARMY bomb” is used during concerts and has Bluetooth connectivity allowing the mixing board at the concert to coordinate the light sticks in the audience to respond by colors to the beat of the music and can also be controlled to create lighting effects. T
How does one use a BTS Light Stick or other K-Pop fanclub exclusive light stick (EXO, NCT, etc.) from home? What are some tips to make them last long? - Quora
Which kpop ocean and light sticks you love the most? Share with pics. - Quora
What are your thoughts on TXT's official new lightstick? - Quora
Which K-POP light-sticks are your favourite? - Quora
What is the purpose of a light stick? - Quora
How many versions of BTS Army Bombs are there? - Quora
What are the most underrated K-pop lightsticks? - 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
What is the use of a BTS light stick? - Quora
What is the use of a BTS light stick? - Quora
If you could do it, which light stick would you re-design? - Quora
What is the use of a BTS light stick? - Quora
What is a Lightstick in K-Pop? - Quora