POWERFUL ZOOM - View your slides and film negatives with 3X magnification to enjoy your memories as best as possible, with every detail. BRIGHT LED BACKLIGHT - See images clearly and vividly with a built-in bright backlight. EASY TO USE - Use a dedicated slide slot & negative input to easily load your items and view them instantly. Remove the slides with the quick-eject button on the side. PORTABLE - Display your slides and negatives anywhere. Battery or USB-powered operation - USB power cable (included) or 4 AA batteries (NOT included). USE WITH PHOTOMYNE - Display your slides and negatives in great quality with this device.