Description: 1. Sensor: High performance photosensitive chip 2. Main control chip: dedicated main control 24-bit DSP 3. Photos/videos: built-in 4. Additional light source: 8 white LED lights 5. Static resolution: 6404807. Digital zoom: Level 5 6. Image distance: Manually adjust 0~40mm 7. Image resolution: Standard 640 * 480 8. Fixed base: Universal metal base 9. CD: including driver, measurement software, and manual 10. Support system: WINXP/VISTA; WIN732 bit and 64 bit 11. Power supply: USB (5VDC) 12. Computer interface: compatible with USB2.0 and USB 13. Dynamic frame rate: 15f/s below 30LUXBrightness600 14. Illumination range: 16~0LUX, adjustable by wire to 30000. 15. Hardware requirements: The Pentium clock frequency is 17MHz or higher; 700G hard disk optical drive; 1MB memory 6 17. Support languages: Simplified Chinese, Traditional Chinese, English (other languages require customization) 18. Product color: matte black, other colors can be customized 19. Body size 20mm (length) 112mm (outer diameter) Attention: Due to manual measurement, please allow for a slight error. Please make sure you don't mind before bidding. 2. Colors may vary depending on the monitor, please understand. Hello, please pay attention to your shipping address when purchasing products. If your delivery information (such as name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly Package includes: 1 * Digital microscope