【High-Performance Illumination】 Features 144 lamp beads, the color temperature is within the range of 10000 - 12000K, ensuring high brightness and high uniformity of lighting effects 【Adjustable Brightness】 Control the switch shell to adjust the LED brightness, 0 ~ 100% brightness adjustable. Offers variable intensity settings to achieve optimal illumination for different specimens and magnifications 【Strong Focusing Capability】 Provides concentrated light for enhanced detail visibility and improved image clarity 【Universal Compatibility】 Designed to work with most microscopes available in the market, with a maximum diameter of 63mm 【Convenient USB Interface】 Easily connects to power sources via USB, offering flexibility in setup and usage Specifications: Model: RL-033M Net weight: 128g Product size: 135*32*97mm Line length: about 1150mm Number of lamp beads: 144 pieces Light color: White light Color temperature: 10000 - 12000K Illumination: 16000 Lux (at a height of 25cm) Voltage: AC 100-240V 50/60Hz Power: 4.5W - 6W Output: 5V 1A