7 Inch Digital Microscope HD LCD Dispaly 1200x 12MP Soldering Microscope for Biological Observation and Watch Repair Item Type: Digital Microscope Model: DM9 Display: 7 Inch HD LCD Display. Language System: English, Russian, Korean, Japanese, Portuguese, German, French, Italian, Dutch, Arabic, Simplified Chinese, Traditional Chinese etc. Battery: Lithium Battery x 1 (2600mah) ( Shipped With Built In Battery ) Memory Card: Shipped Without Memory Card Maximum Pixels: 1080FHD Lens Optical Size: 1/4 Inch Video Resolution: 720P,1080P,1080FHD Image Format: JPG Light Source: 8 LED Light ( Brightness Adjustable ) Focusing Range: 10-40mm ( Watching Distant View ) PC Resolution And Image Transfer Rate: 1280 x 720, 26 fps PC Operating System: for Win7, for Win 8.1, for Win10 or higher, for OS x12 or higher Support Language: 13 Languages USB Interface: Micro, USB2.0 Operating Temperature: -20°C-+60°C Operating Humidity: 30%-85%Rh Power Consumption: 1.95w