... 2.Any custom design is welcome. el poster product is high-technology and green product .1. Specifications : 1. All ... Not exothermic5. Mild light6. Shockproof7. Harmless : no ultraviolet rays8. High brightness : 85-120cd9. Extra thin : thiner than 0.3mm10. ... chain stores, supermarkets, airports, railways, subways, night clubs, company banner, taxi, bus advertising, promotions. 5. EL poster structure: A ...