Enlarged viewing with Fresnel screen - Display enhancement: Fresnel screen adopts optical zoom technology to enlarge content by 3 to 4 times, making smartphone videos and images easier to view. - Sliding design for protection and portability: slide the silicone round button to reveal the screen; this sliding mode protects the screen during transport and simplifies deployment. - Simple, versatile operation: the screen amplifier doubles the visible size of your phone screen for movies and videos; when needed, you can add a keyboard to use it for playing or typing. - Durable materials and adjustable viewing: constructed with ABS plastic and Fresnel lens for strength and higher definition. Raised frame provides an adjustable viewing angle, and a non-slip silicone pad protects and stabilizes the phone. - Compatibility and fit: designed to work with smartphones, offering an easy way to enjoy a larger view without bulky equipment. Use scenarios - Travel or commute: watch videos on a larger screen without holding the phone for extended periods. - Desk use: pair with a keyboard to type or play games more comfortably. - Casual viewing with others: share a bigger screen during breaks or group viewing without needing a separate monitor.