A 20W Surface Mounted Twistee Spotlight Body colour: White / Black Diffuser: Plain Glass Colour temperature: 3000K/4000K/5000K Lumen Output > 2400lm Dia: 91 mm Height: 284 mm Accessories: Included Mounting: Surface Mount 2 years warranty.Operational Voltage: 230V Frequency: 50Hz Dimming Options: DALI / TRIAC/ (0-10) (Driver to be recessed) CRI: >80 Line & Load Regulation: +5% or -5% THD (Driver) : < 20 % at all line conditions