Features: Experience unparalleledly brightness with the RL033M microscope LED light sources, featuring 144 high efficiency leds that ensure clear visibilities of your specimens even in low light conditions. This adjustable LED light offer multiple level brightness setting, allowing users to customize illumination for optimally observation, enhancing research accuracy. For a variety of microscope models: commonly used in most microscopes in the market, with a maximumly apertures of 63mm. 144 lamp beads designs: bright enough, close to white lights. 144 white LED lamp beads is used in the rings. The lamp beads is closely concentrated and more concentrated, and the color temperature is within the ranges of 10000-12000 K, ensuring high brightness and high uniformity lighting effect. Convenient USB interfaces, easily power supply and worryfree lighting. Designing with durablity heat resistant materials, this LED light sources ensures long lastings performances without overheating, making it a valuable addition to any microscope setups. Specifications: Component:Plastic Size:Approx. 135x32x97mm/5.31x1.26x3.82inch Color:Gray/Blue Name: 144 microscope USB light source Line length: 1150mm Number of lamp beads: 144 Lighting color: white lights Color temperature: 10000-12000K Illumination: 16000LUX (25cm height) Voltages: AC100-240V 50/60Hz Power: 4.5W-6W Output: 5V 1A Adjustable brightness: the brightness can be adjusted freely according to the requirements. Accurately focusd and control the light, and the lamp beads is closely concentrated and more concentrated. Package Includes: 1pcs LED Microscope Light Source note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.