A 5W Indoor Deep Recessed Trimless Downlight Body colour: White Diffuser: None/Plain/Frosted Colour temperature: 3000K/4000K/5000K Lumen Output :550 lmDia:65 mm Cutout: 54 mm Height: 70 mm Accessories: Included 2 years warranty.Operational Voltage: 230V Frequency: 50Hz Dimming Options: DALI / TRIAC/ (0-10) CRI: >80 Line & Load Regulation: +5% or -5% THD (Driver) : < 20 % at all line conditions