Rectangular Magnifier Light Arm Design Articulating Arm Reach 43 in Clamping Capacity 2.5 in Color Black Color Rendering Index 80 Color Temperature 5000K Diopter 4 Lens Diameter Not Applicable Lens Material Glass Lens Shape Rectangular Lighting Technology LED Magnification 2x Maximum Brightness 1 500 lm Mount Type Clamp Operating Voltage 100 to 240V AC Includes Ultraviolet Light No Arm Material Aluminum Dimmable Yes ESD Safe Yes Features Internal Spring Arm