Eyoyo 3.5-inch 2-32X Zoom Handheld Mobile Portable Video Digital Magnifier Electronic Reading Aid Eyesight-Aiding Pocket-Sized Camera Video Magnifier (US Stock) (3.5 Inch) 3.5 inch TFT LCD display; Pocket-Sized, Lightweight and Portable design Variable magnification: 2x to 32x Three color modes: full color, white ink in black background, black ink in white background Battery life: up to 3.5 hours It is very suitable for reading books, magazines, price tags, newspaper articles, menus, bills or anything with small print; 1 year warranty