30 degree inclined 360 degree swiveling Siedentopf binocular head Easy to attach a microscope camera or digital imager Six magnification , 40X, 100X, 250X, 400X, 1000X & 2500X Adjustable interpupillary distance Adjustable ocular diopter Package includes: Microscope *1 Notes: Due to manual measurement, please allow an error of 2-3 cm. The actual color may be slightly different from the picture due to different lighting. watch repair, soldering, scientific experiments, education, etc. Both adults, elderly and can easily use it. Also this USB microscope can be a gift for fathers, boyfriends.