Housing:Metal plate; Mounting ring: Black; Installation:Suspended&surface mounted; Dimensions: 1200×120×40mm; Ceiling cutouts: /mm; Beam angle: 110°; Lamp(s): LED; Power:35W; Efficacy:90Lm/w; Total luminous flux of luminaire: 3150lm; Power Factor:0.9; Mains voltage: 220-240V; Colour temperature: 4000K; Colour rendering: 80; UGR: /; IP/IK Grade:IP20; Class of protection Class I; Control System: /; Service life:20000hrsh at 70% luminous flux;