Features: 1. Practical and useful microscope for kids, students, engineers, inventors, and others who need to magnify and explore the micro things. 2. Professional, more versatile, can be applied to laboratory research, electronic components, jewelry identification, etc. 3. 1600x magnifier. 4. Built-in 8 LED lights, digital microscope adjusting knob can change the focus and brightness. 5. HD Color CMOS Sensor, 24bit DSP, Super Resolution 640*480 To 2592*1944, 5X Digital Zoom, contains digital measurement software and calibration ruler, compatible with USB3.0; USB 2.0; USB 1.1. 6. Works with Windows 2000 / 2003 / XP / Vista / 7 / 8 / 10. 7. Suitable for Android mobilephone. Specification: Name: Digital Microscope; Color: Black; Focus Range: from 10mm to 250mm; Magnification Ratio: 1600x; Video format: AVI; Photo format: JPEG or BMP; Light source: 8 LED (adjustable by control wheel); PC interface: USB1.0;USB2.0;USB3.0; Power source: 5V DC from USB port; Operation system: For Windows 7 8 10/Vista/XP/2000, some of Android mobiles. Package includes: 1 x Microscope; 1 x Stand.