Feature: 1. Improved Illumination Capabilities: The microscope ring light features an advanced configuration of 72 LEDs, complete with a switch as well as an adjustable brightness scale, offering a light range from 0 to maximum brightness. 2. Bright and Uniform: The microscope light source delivers a strong, focused and even illumination that exempts subjects from casting shadows. This is thanks to a color temperature range of 6500K to 7500K, guaranteeing high brightness and a uniform lighting effect. 3. Power Saving USB Supply: With a USB cable running 43 inch in length, the microscope LED ring light can be powered by a portable power bank. The light's brightness can be effortlessly adjusted to suit different work environments and magnification levels. 4. Wide Compatibility: The ring light is compatible with lenses that have a diameter ranging from 34mm to 62mm and it features three metallic screws. It can be installed on most lenses or eyepieces available on the market. The translucid cover, capable of focusing the light source, helps eliminate shadows and enhances the clarity of the illumination. 5. Versatile Application: Ideal for applications such as miniature lathes and action cameras, binoculars, professional microscopes, and all sorts of stereo microscopes, this microscope LED ring light is the lighting solution for a multitude of devices. Specification: Item Type: Microscope Ring Light Material: ABS, LED LED Quantity: 72 Voltage: USB 5V Power: 4W Color Temperature: 6500K to 7500K Illuminance: 39000 to 43000LX Compatible Lens Diameter: 34 to 62mm Brightness Adjustment: 0 to Full Brightness. Package List: 1 x Microscope Ring Light 3 x Screws