What the Heck Is army bomb ver 3?

https://rapid-wiki.win/index.php/How_to_Explain_bts_light_stick_to_a_Five-Year-Old

BTS, a preferred Korean group of 7 users has released a new song. This is the 3rd track they may have introduced just after their debut album 'Permission to Dance' in August this year. They may have also released