Media Type: SlideItem Dimensions LxWxH: 2.7 x 1.77 x 1.77 inchesItem Weight: 0.45 PoundsLight Source Type: LEDFor 35mm slidesGlass Lens, premium quality genuine glass lens2x Magnification, view every detail of slides & films without distortion and blurrinessLightweight & Portable, taken away in a pocket and use in the studio or at homeUser-friendly, install 2*AA batteries(included), insert and press the slide to activate the slide viewerBattery Loading:1. Please remove the battery compartment cover from the back of the Slide Viewer.2. Please insert 2*AA Alkaline batteries into the battery compartment, and align the polarity correctly according to the indication.3. Please put the battery compartment cover back in its original position.Operation:1. Please put batteries into the batteries groove correctly, then close the battery compartment cover.2. Please put into slides from the slide entrance.3. Please press slides down until the light is on.4. Please keep holding the pressing slides when the light is on, then slides can be seen from the magnifying lens.Various parts of the LED Slide ViewerMAGNIFYING LENS.SLIDE ENTRANCE.BODY.BATTERY COMPARTMENT COVER.LAMP.2*AA BATTERY COMPARTMENT.CautionsIf the Slide Viewer is not used for a long time, please remove the batteries from the battery compartment and keep the Slide Viewer in a dry place.Please clean Magnifying Lens with a piece of soft dry cotton cloth or lens cleaning paper.