- Luminaire available in 3 sizes: Tweet S1, Tweet S2, Tweet S3 - Housing made of die-cast aluminum - Type S1: silk-screen printed polycarbonate diffuser - Type S2 and 23: silk-screen printed cover made of heat tempered glass - Extruded silicone gasket - Cable gland - Ventilation of the luminaire via activated carbon filter - Protection class I or II - Luminaire supplied pre-wired - Up to 12,165 lumens - Various light distributions possible - Standard For dimming integrated driver, DALI, 1-10V - Monolens BLS - Color temperature : 2200,2400,2700,3000K and 4000K - Coating types: standard