Red Anniversary Fireworks

Red Anniversary Fireworks is a trinket received from opening a Two Year Anniversary Present. Upon activation, fireworks are launched into the air with a whistling sound.

Source
The Red Anniversary Fireworks trinket was only given to Player Characters active during DC Universe Online's 2nd Anniversary.

Trivia

 * The firework launched is that of a large red number "2" to celebrate DC Universe Online's 2nd Anniversary.