3X MAGINIFICATION GLASS SCREEN: Most slides and films are ultra-small, our Built-in Magnifier can magnify the image 3 times without Distortion, Blurriness or Loss of details, also Bright and Uniform Lighting, no color cast. | PORTABLE: Suitable for 2x2" mounted slides (need to be inserted into the back of the viewer) and 35mm film and negatives. Convenient battery operation allows you to view old slides anywhere.(USB Cable power can also be used, USB cable is included) | EASY TO USE: Desktop Portable Viewer with eject button and sliding tray for easy use in the studio or at home. | ULTRA-BRIGHT BACKLIT LIGHT BOX: Large field of view, ultra-bright Daylight LED Lighting, presents images in vivid, crystal-clear details. | REAPPEAR OLD MEMORIES OF LIFE: The personal slide viewer allows everyone to Memory the Past by Enlarging and Lighting 35mm slides, Films and Negatives. | HOW TO EXIT SLIDES: Press the eject button for a few seconds until the slide exits completely. Bending slide and rapidly pressing and releasing the button may cause the slide to get stuck in the machine. When stuck, press the button tightly and shake the machine gently. If necessary, use tweezers to gently remove it.