This product is an electronic assisted reading tool specially designed to solve the various inconveniences in reading newspapers and life in the middle-aged and elderly and short-term people with low vision. High-end wide-angle lens, and supports memory card expansion! Can be connected to a large TV screen, foldable stand, high-definition 3.5-inch electronic vision aid, built-in lithium battery charging, eight color modes are optional, Applicable people: suitable for students, middle-aged and elderly people to read, read newspapers, and a good helper for the visually impaired Product specifications Display type: 3.5-inch TFT LCD display (true color) Display resolution: QVGA (320x240) Pixel: 300,000 hardware Image freeze: freeze release Image sensor: 1 6.5" 640X480 Lens: 64 degrees Video output: 50 60Hz Battery: Lithium battery 1000mAh External TV system: PAL NTSC Brightness: screen brightness adjustment, 250cd M Magnification: 2 times to 25 times magnification (2, 4, 8, 16, 25 times) Product size: 128mm x 78mm x 34mm Support memory card,Support for taking pictures, support for connecting to a computer to view photos. Support screen freeze Battery powered, continuous working time: more than 3 hours, built-in lithium battery data cable charging Product weight: 140.2g[Can be connected to a large TV screen]: Screen Magnifier is equipped with a cable to connect to the TV and enjoy the big screen. Connecting to a TV can get a larger magnification, making reading easier and more comfortable. [Camera shooting and TF storage]: Support external memory card for photo storage. When faced with a rush, we can choose to shoot first and wait for reading in our leisure time farther, higher text that is not easy to read close to the distance, by freezing the picture Then watch it up close and read as you like. [Ideal visual magnification]: Elderly Low Vision Aids has a zoom in out function, which can zoom in and out of the viewed text in a loop, and the zoom in out levels are 2x 8x 16x 25x in turn. [Built-in lithium battery]: Rechargeable lithium battery does not need to worry about insufficient power. Charge for 1 hour and supply power for more than 3 hours. If there is no operation for 3 minutes, Digital Magnifier will automatically shut down and always ensure sufficient power. [Very practical Vision aid]: Visual Impairment Aids Digital Magnifier specially developed for the elderly low vision people, 3.5-inch TFT LCD display, ultra-clear 30W pixels.