.It has an electro-luminescent panel (EL) that reacts to music and 'pump' in time with whatever you are listening to. It also gives a visual rhythm guide to others. It is powered by a battery pack . And the EL panel can be removed and replaced, its interface is universal, you can use the other EL panel to replace it. Stylish and convenient.

Feature:
1. lights up and reacts to sound
2. Volume Control for the sensitive of music
3. EL panel attached to the Disco T-Shirt with Velcro, can be removed and replaced
5. Has a sound sensitivity control to take you all the way from loud anthem beats to the chill out room
6. this high tech.
7. Powered by a battery pack
8. Good for music or dance fans and sports fans, especial for Hip Hop fans

Uses 4x AAA batteries (batteries not included)

Note : t shirt is not including in this auction