Housing:Al+PC; Mounting ring: Silver-White; Installation:Recessed; Dimensions: 1200×136×35mm; Ceiling cutouts: Middle：1200*125 End：1210*125mm; Beam angle: 110°; Lamp(s): LED; Power:40W; Efficacy:85Lm/w; Total luminous flux of luminaire: 3400lm; Power Factor:0.9; Mains voltage: 220V; Colour temperature: 5700K; Colour rendering: 80; UGR: ; IP/IK Grade:IP20; Class of protection Class I; Control System: /; Service life:30000Hh at 70% luminous flux;