... find below materials for your reference!!! Welcome to further understanding!!!Outdoor slim LED lightbox:1. Application: image sign, chain store, ATM ... , inner plank, fluorescent lamp, ballast, wires etc.4. Usage: indoor/outdoor, wall mounted, advertising etc.5. Printing: silk screen printingProduct details ... .mingerco.comWebsite on alibaba.com:http://minger.en.alibaba.com outdoor slim LED lightbox