1.environment friendly light box 2.low power,no heat/radiat,durable,thin,safe, ... 3.OEM price/quality 4.CE,SGS environment friendly poster light box (CE, RoHS, 0.15-0.5 mm thick, 80- ... the switch. 3. Better display effects than LED or CCFL. 4. Water proof, light, ultra-thin, easy to install, can be ... seems very clear, you will shocked by the beautiful animated pictures. Can be seen from far distance.