This screen is ventilation, lightweight, thin and front maintenance available, which is suitable for outdoor wall advertising solutions. Features 1. Ultra-thin design: The weight is 33kg/cabinet and the thickness of the whole cabinet is only 127mm 2. Low windage: The screen is ventilation, it reduce the windage and can save the structure costs. 3. Good ventilation: Do not need to use air conditioning fan and save cost. 4. Strong adaptability: Waterproof, dustproof and airproof design. 5. Environmental protection and energy saving: Good ventilation, do not need to use air conditioning fan and save cost. 6. Front and rear service.