Round recessed ceiling downlight made of die-cast aluminium with black powder-coating finish (RAL 9005) and black reflector; ON-OFF Driver; LED 4W; measurement Ø55mm; ceiling cutout of Ø45mm with a narrow mounting trim; luminaire's weight is approximately 90g; CCT 3000K with an LED Output of 500lm; high color rendering at an index of CRI90; after a lifetime of 50000h min. 80% of the luminous flux with energy efficient CREE LED Chips; 5 years warranty; wide beam characteristic with 50° beam angle; lighting perfectly suitable for reading, writing as well as computer and control work according to DIN EN 12464-1 (UGR<19); degree of housing protection according to DIN EN 60529 (IP20)