40 to 1000x Magnification Endoscope USB Three-in-one Digital Microscope with Metal Stand Supports Windows Apple Android Mac SystemNote: All dimensions are measured by hand, there may be 1-3 cm deviations. Due to the lighting and monitors, there are slight difference between the picture and the real item.Please note that slight color difference should be acceptable due to the light and screen.Specification: Material: Plastic Size: 11.2 * 3.3cm/4.41inches*1.3inchesMagnification: 1000 Resolution: VGA Balance white: auto Data format: YUY2 Focusing method: manual Pixel: 640x480 Number of frames: 30F / s Signal to noise ratio: 42dB Working current: maximum 120mA Working temperature: 20-75Working humidity: 30% -90% RH Power output: USB-5V Signal output method: USN 2.0 Lens structure: 2G + 1A Sensitivity: 2.5V / lux.s Support system: Win 10, Win 8, Win 7, XP, MACPackage included:1x Fiber Audio CablePromise If the product has any quality problems, please feel free to contact us, we will help you solve the problem as quickly as possible.