This led jewelry lamp is ideal for jewelry industry, office, etc. Voltage: ac100-240v Power: 24w/21w Light source: 117pcs smd led(0.2w/pc)/100pcs smd led(0.2w/pc) Luminous: 2200 lm/2000 lm Cct: daylight 5600k - 6000k (working mode) Material: pc, abs, fe Two switch options: dimming for 117pcs led, or on/off switch for 100pcs led. Product size: 500x62.5x950mm Product colour: white/black Esd version is also available.