Features: Magnification adjustable from 5X to 200X. True 2.0MP sensor to capture and save high-resolution images and videos. USB interface, with OTG function. Built-in 8 LED lights and can adjust the illumination. Powered by USB DC 5V, convenient for use. There are software, driver in the attached CD, you can save the images directly to your hard drive. Suitable for testing scalp, hair follicle, or skin surface, etc. Easy to carry, it is a good beautician for you. Specifications: Color: As the picture show Image Sensor: True 2.0MP LED Quantity: 8 Illumination Scope: 0 - 30000LUX Brightness Control: Manual Adjustment Power Supply: USB DC 5V Magnification: 5X - 200X (Manually) Focus Range: 0 - 4cm Video Format: AVI Photo Format: BMP Digital Zoom: 120%, 140%, 160%, 180%, 200% Controller: High-speed DSP(M-JPEG)/CMOS Sensor Frame Rate: 30f/s Under 500 Lux Brightness Video Capture Resolution(Selectable): 320*240, 640*480, 1600*1200 Take Images: SNAP Shot Application Software: HotBeauty(PC), HotMicroscope(Andriod) Operation System: Win XP, Vista, Win 7 32/64bit, Win8, Win10, Andriod(Android phone or tablet with OTG function) Storage Temperature: 0 - 40°C Relative Humidity: 45% - 85% RH Item Size: 14.4 * 3.7cm / 5.67 * 1.45in (L * Dia.) Note: OTG function only support parts of phones equipped with OTG function, please refer to the above chart before buying. If your phone model is not in the chart, you can try connecting, it indicates support with images; otherwise it does not support. Safety Warnings: 1. Don't disassemble the product in case that the electrostatic break the precision chip. 2. Don't clean the product with alcohol or other organic solvent. 3. Don't touches the lens to avoid surface scratches and dust. 4. The measurement accuracy is just for reference. Include: 1 x Microscope 1 x Base 1 x CD 1 x USB Flash Disk