Features: 1) Size: A1,A2,A3,A4,A5. 2) Power supply: AC 110V / AC 220V / DC 12V, EL, CE approved; 3) Effect: color flashing, flow. 4) Can add with acrylic or metal frame. 5) Picture: silk screen printing& inject printing. 6) Life-Time: Can last around 10000hours. Use; night club, discos, drinking bar, cafe, business center, supermarket, bank, chain operation store, restaurant, snack hall, airport, shop window display and so on. Your own design and logo are warmly welcome!