... Slim Led Light Box For Nice Frame: AluminumPanel: AcrylicLamp: T4/T5/ledShape: square, round, ellipse,rotatingCharacteristic:Screening printingLow power ... very soft and mileEasy to assemble and maintainLight source: T4/T5/T8 lamp, professional round tube lightVoltage: 110-230vLife Span ... shape and words on the surface.7. Led module and tubes : waterproof8. life span: at least three years.Advantage ...