BARSKA 8MP Digital Microscope LCD Display Screen module takes images and video that are compatible with Window XP and Windows Vista, Windows 7 32x, 80x, 320x Magnification with LCD screen OR 40x, 100x, 400x Magnification with eye piece. Details can also be enhanced by turning the 5 position colored wheel filter 8x digital zoom with a 3.5" color screen display menu which features 128 MB internal memory with an expandable SD slot Rotating 4x, 10x, 40x objective turret 1 Year Limited Warranty