[OPTIMIZED LIGHT CONTROL] Features adjustable brightness levels from 0% to 100%, allowing users to customize their lighting based on specific requirements for clearer views under the microscope. [REQUIRES STANDARD MOUNTING BRACKET] compatibility with a 52mm mounting bracket (not included) for secure attachment and effective functionality with your microscope setup. [SELECTABLE COLOR TEMPERATURES] Offers two color temperature settings (5500K and 6500K), providing flexibility for different observational needs and enhancing specimen visibility. [USB POWERED FOR EASY USE] Includes a USB power cable, enabling easy connection to various power sources for user convenience in diverse settings. [ AND ELEGANT DESIGN] Constructed from sturdy ABS material, this LED illuminator is designed for longevity while maintaining a sleek appearance suitable for any laboratory or classroom.