- Screen Size: The 21-inch laptop and mobile phone screen magnifier measures 19.4 inches (49.3 cm) in length and 14.3 inches (36.5 cm) in height, providing an optimal viewing experience. - Enhanced Viewing: Utilizing advanced high-definition zoom optical technology, this magnifier increases the size of images on your laptop, tablet, or mobile device by 3-5 times, making it perfect for movies, video calls, and reading. - Wide Compatibility: Designed to work seamlessly with laptops, tablets, and mobile phones, this versatile screen magnifier adapts to various devices for enhanced usability. - Premium Materials: Constructed with high-definition optical lens material and an eco-friendly wooden frame, this magnifier is both durable and adjustable, allowing you to find the perfect viewing angle. - Health Benefits: By offering a 3D viewing experience at a comfortable distance, this screen magnifier helps reduce eye strain and minimizes exposure to mobile phone radiation, promoting overall well-being. Use Scenarios: 1. Perfect for binge-watching your favorite shows on your tablet without straining your eyes. 2. Ideal for video conferencing, providing a larger view of participants for more engaging discussions. 3. Great for reading e-books or documents, enhancing text clarity and reducing fatigue during long reading sessions.