This model is ideal for jewelry, manicure, repairing pcb, diy, reading, etc. Lens size: 5" (127mm) Lens diopter: 3d/5d Voltage: ac100-240v Power: 14w Light source: 60pcs smd led(0.2w/pc) Luminous: 1200 lm Cct: daylight 5600k - 6000k (working mode) Material: plastic, metal, glass Product size: 220x180x330mm Product colour: white/black Two switch mode: 5 steps dimming switch or on/off switch