Specifications:Model: UM025Display: 2.4 inch LCDMagnification Ratio: 10x to 220xImage sensor: 3 Mega PixelsPhoto size: 3M, 5M, 8M, 12MVideo size: 1080P, 720P, VGAVideo output: HD/TV/USBFocus Range: Manual focus from 10mm to 50mmFrame Rate: Max 30f/s under 600 Lux BrightnessStorage: Micro-SD card), up to 32GMeasurement: Yes, when working as a USB microscopeLight source: 6 LED (adjustable by control wheel)Power source: Built-in Li-ion Battery or 5V DC-in Features:This LCD HD microscope integrating LCD/HD/TV/USB functions is highly useful for students, teachers, collectors, hobbyists, and testers etc to explore the microscopic world.