... over 60% enery companing with traditional light box4.Brightness: line light source transformed to flat light source, even and gentle light, visual comfort5.Easy installation ... /A4-X, CF5-A3/A4-XABS plastic frame seriesPF1, PF2, PF3, PF4, PF5, PF6PF1 Type ABS [ Plastic Frame ] >>Frame type light boxStanding / hanging Verticaily / horizontallyPF1-B6 ...