... 3.Super-thin,soft light 4. Maximum size:90cmX60cm el backlight panelWHAT IS EL?EL Operating Theory:EL is an equipment ... , electronic note book, electronic dictionary, control panel of music equipment, micro-wave stove, control panel of fax machine, printer, watch......2. ... Car Industry Watch equipment panel of car, alarm lighting, body of car, door decorate, the ...