3X Magnification: The built-in magnifier in the viewer features high light transmittance and true imaging. It can magnify the image 3 times without distortion, blur, or loss of details, with bright and uniform lighting and no color cast. 35mm Slide Viewer: This personal slide viewer is compatible with 35mm positive film negatives, slides, and 2X2-inch framed slides. (Slides should be inserted one at a time for viewing; multiple films or slides cannot be loaded simultaneously.) Easy to Use: Dedicated slide slots and film inputs allow for quick loading and immediate viewing. The quick eject button smoothly removes the slide for easy transition to the next one. (If the slide is stuck, press and hold the release button and wait for the slide to fully eject before releasing.) Super Bright Backlit Light Box: The large viewing area is equipped with super bright daylight LED lighting that provides gentle, uniform illumination, delivering vivid, clear image details with enhanced clarity and high film image fidelity. Portability: The photo viewer can be powered via cable or AA batteries. Battery operation enables convenient viewing of slides anywhere. Note: Minor variations in wording do not affect product functionality. The product does not include 4xAA batteries. Color: Black Material: Plastic Package Contents: 1 x Slide Viewer Only the items listed above are included; other accessories are not included. Note: Lighting effects and display differences may cause slight variations in color between the image and the actual item. Measurement error is +/- 1-3 cm.