... Theory:EL is an equipment that converts electronic power to light. The general working voltage and ... TheoryTheory is the material layer converts the electrical power into light, illustrating as the following:EL ... example:1. Using DC 3,6,9,12V battery power to design Inverter to drive the lighting of ... The Advantage Of EL Poster1. Extra save electric power, short-wave lighting, no radiation, bright and ...