"The Luceco Element Fire Rated Downlights are compact lighting fixtures designed for shallow ceilings. They feature twist and lock bezel accessories for easy customisation. With secure spring clips and innovative thermal rod? technology these downlights maximise thermal transfer and air circulation increasing the lifespan of the LED chipsFire rated downlight suitable for residential and commercial applications with shallow ceiling voids of 40mmPlug and play connector specifically designed for the first fix and then second fix electrical installationsEfficient heat sink design for optimum performance 600 ? 800 lumens efficacy 100Llm/cWSelection of interchangeable bezels available ? Supplied with flat matt white as standard- Premium fire rated downlight with DALI and 3hr emergency options- Efficient LEDs achieving 100Llm/W- Clip and fit first fix second fix driver with speed fit Loop-in/Loop-Out- Insulation coverable recessed mounted suitable for use in thick ceilings upto 40mm due to increased spring height- 4000K - Neutral white"