Secondary reflection design,high light output reaching 95%,V-shape grid,paracurve arc reflector,T8/T5 ... screws, easy installation and maintenance.High-quality transparent PMMA mask, light transmission is very high. UV protection, electrostatic dustGlass adhesive foam ... 0.4mm high purity aluminum reflector used to ensure maximum light outputPower line hole with waterproof seal protection, to avoid ...