Lysander elongated LED ceiling light with dimmer and adjustable colour temperature Lysander is a rectangular LED panel with high light output and adjustable light colour. The brightness of the ceiling light can also be adjusted. Both functions are activated using the remote control supplied. Warm white light always has a cosy character, while the universal white and daylight light colours have a cooler effect and are well suited to office work and other activities that require a higher level of concentration. The LED ceiling light with its elongated, linear shape and silver-coloured surround is also a light source with a simple appearance and high versatility, meaning that Lysander can be used in a variety of rooms, - with high-quality, screwless quick-connect clamp (durable, secure and tool-free spring mechanism)