Feature: 1. Adjustable Brightness: This microscope ring light is designed with dimming knob that allows you to adjust the brightness without eyes leaving the microscope. 2. 52 LED Beads: This ring light for stereo microscope is equipped with 52 LED beads that provide cool, even, intense and focused shadow free illumination. 3. Wide Application: This stereo microscope light is ideal for education, photography, laboratory research, engineering, chemistry, manufacturing and industries. 4. Easy Installation: This stereo microscope ring light features compact design, and it adopts metal nonslip nuts and screws for a convenient and stable installation. 5. High Flexibility: This microscope light is an ideal durable light source for all stereo microscopes and cameras. And with the included 4.6ft long power cord, you have the flexibility to move the microscope for long distance work. Specification: Item Type: Microscope Ring Light Material: ABS Frequency: 50/60Hz 0.6A Voltage: US Plug 100-240V Package List: 1 x Microscope Ring Light