... product,EL Wrist-watch,EL sheet,EL wrist Band,EL gift,EL,EL panel WHAT IS EL?EL Operating Theory: ... light and slim. Generally, bending above 3cm can be acceptable, and can make any form you like, just like a paper, which ... is the main characteristic of EL. Average parameter as follows; but to ... ,EL Wrist-watch,EL sheet,EL wrist Band,EL gift,EL,EL panel