Features 1. 12/14 inch curved screen: The phone screen can be enlarged 3-5 times for a more comfortable viewing experience. 2. 3D high-definition vision: adopting high-definition zoom optics and blue light radiation protection technology. 3. Adjustable and portable: adjustable focal length, foldable design, lightweight and compact. 4. Widely applicable scenarios: Suitable for indoor, office, desktop, travel, and can be used for watching movies and games. 5. Compatible with most smartphones: No matter what type of phone you use, it can be perfectly adapted. 6. Practical gift: Helps you watch movies clearly, protects your vision, and relieves fatigue. Specification Product Material: ABS+Organic Glass Net weight of product: 110g Package Include: 1 * Tighten the screen professional amplifier