Colour temperature changes with light level between 2700K and 1800K when dimmed down Compatible with selected dimmers. Compatibility list available on website Suitable for use in fire rated downlights High efficacy of 96lm/W LED replacement for 50W Halogen downlights 35° beam angle No UV or infra-red content Die cast aluminium, plastic coated housing and polycarbonate lens GU10 cap type