5.0-inch high-definition LCD screen offers a zoom range of 4X to 32X for clear and detailed magnification, with adjustable focus between 3.5 cm and 6 cm for sharp images on documents. 17 color modes and 5 levels of brightness adjust to suit users with low vision, color blindness, or amblyopia for a tailored viewing experience. Built-in memory retains user settings after shutdown and supports TF cards up to 32GB for capturing and playing back images, allowing for easy storage and viewing. AV output interface enables connection to a TV for a larger display, with a mini USB cable provided for data transfer and charging to enhance connectivity. Foldable handle for easy portability, powered by a 2500mAh rechargeable lithium battery providing over 4 hours of usage per charge, designed to be compact and lightweight for extended reading sessions.