Housing:corrosionresistant cast aluminium; Mounting ring: plastic, white; Installation: recessed Dimensions:Φ178×83mm; Ceiling cutouts:Φ160mm; Power:5.5W; Lamp(s):LED 830; Colour temperature:3000K; Colour rendering:RA80; Total luminous flux of luminaire:325lm; Beam angle:108°; Light distribution:Lambert; Service life:20,000h at 70% luminous flux; Degree of protection:IP20; Class of protection II; Mains voltage:220-240V/50-60Hz; Two fixing clips provided for tool-free installation in ceilings of thickness 5-25 mm