Slim Light Box Light Source: LED Tube Frame: Aluminum Alloy Life Span: 50,000 Hours Energy Saving LED Light BoxBrandShihaoProductLED Light BoxModelLLB 017ApplicationLED light box is popular in super market, business hall, hotel, dinning room, subway station, tunnel, cinema, night club, disco, coffee pub, exhibition hall, company, image sign, shop window, advertising show room and other indoor ...