EL backlight panel has two terminals (electrodes) around the edge. 
Attach wires from the inverter to the two terminals and the EL backlight sheet will instantly light up.

Specification:

Lightweight : thin and flexible,thickness: ≤1mm;
Available colors: blue, turquoise color, blue-green, pink, white; 
Low power consumption: short-wave lighting, no radiation,mild light;
Endures vibration; 
All shapes feasible;
Low wastage;
Not exothermic;