Stand alone microscope with built in 3.5in LCD screen and microSD card that offers connectivity to a computer or TV.Precision: Superb image sharpness provided by 5 megapixel camera with adjustable focus. Up to 500x magnification thanks to 4x digital zoom. 8 adjustable white LEDs ensure optimal lighting. Software is quick and easy to install and features a calibration function for the exact measurement of enlarged objects (this function is not supported by Mac computers).Flexible use: Rechargeable Li-ion battery allows for portable use without plugging the unit into a PC or laptop.Multiple output options: Captures photos or videos which can be saved on the 4GB microSD card (included), transferred to a computer, and viewed on a computer or TV screen.Countless applications: Ideal for the detailed examination of stamps, coins, banknotes, minerals and more. Suitable for hobby, school, or studies.Overall size: 105 x 230 x 150 mm (4 1/4 x 9 x 6) !