TOYO GemViewer HD Diamond Inscription Viewer with 3.5" LCD Screen Microscope HDTV Desktop Standalone Digital Microscope with 3.5" LCD SCreen. Includes Adapter, USB Cable, AV cable, Cleaning fabric, and Calibration ruler User Manual CD (Compact Disk) and Quick Start Guide included. (Micro-SD card is not included) Rechargeable Lithium ion battery, BL-5C; Compatable with PC and MAC computers Focus Range 10mm-50mm; 200x Optical Magification up to 2000x Digital Magification Video Capture Resolution H.264, 1080P/ 720P/ WVGA, 30fps; Timer for time-lapse photography of magified objects