Round Magnifier Light Arm Design Gooseneck Arm Reach 25.5 in Clamping Capacity 2.75 in Color Black/Silver Color Rendering Index 80 Color Temperature 3700K 4300K Diopter 6 Lens Diameter 2.8 in Lens Material Glass Lens Shape Round Lighting Technology LED Magnification 2.5x Maximum Brightness 500 lm Mount Type Clamp Operating Voltage 100 to 240V AC Includes Ultraviolet Light No Arm Material Anodized Aluminum Arm Material Finish Silver Metallic Cord Wire Gauge 22 AWG ESD Safe No