Housing: Aluminum; Mounting ring: Silver; Installation: Hook/Pole; Dimensions: Φ410×319mm; Ceiling cutouts: /; Beam angle: 90°; Lamp(s): LED; Power: 2000W; Efficacy：100Lm/w Total luminous flux of luminaire: 20000lm; Power Factor: 0.95; Mains voltage: AC220-240V/ 50-60Hz; Colour temperature: 5700K; Colour rendering: Ra80; UGR: / IP/IK Grade: IP20/ IK03; Class of protection I; Control System: /; Service life: 30,000h at 70% luminous flux;