Square 80w knob dimming 4000K motion & daylight sensor office led floor lamps

• Input Power: ↑40W/40W↓
• Power Factor: ≥0.9
• Luminous Flux: ↑4600lm/4200lm↓
• Luminaire efficiency: 110lm/W
• Color consistency SDCM: SDCM 3
• Color Rendering: >80
• Life Time: L80(B10)50,000H
• UGR: ＜17
• CCT: 3000k/4000k/6000k
• Fixture Material: 6063AL
• Housing Color: Silver/White
• Protection Level: IP 20
• Storage Temperature: -40℃~+80 ℃
• Working Temperature: -20℃~+45 ℃
• Features: Flicker free, KNOB dimming, 50% DIRECT / 50% INDIRECT synchronous dimming control, and other intelligent control like motion sensor and day light sensor , etc. 
• DIY assembly, no need professionals, portable on the side of the desktop, easy installation, flexible using.