TRLO-Mask 250 is Suitable for outdoor use. Integrated 220 – 240V ballast and latest generation Led modules. White polycarbonate base, injection moulded in-house. Very thick polycarbonate diffuser with triple UV stabilisation and PolyGLASS finish, injection moulded in-house. Silicone gaskets to maintain IP66 rating. Snaps open and closed without screws. DALI Integrated dimming.