Features: Enhances your viewing experience with this retractable phone screen magnifier, designed to amplifies smartphone displays up to 3X while minimizing eye strain during extended use. Featuring optical lens and space saving foldable design, this plastic built amplifier delivers viewing without requiring batteries or external power. Ideal for movie enthusiasts, mobile gamers, and professional who frequently engaged with smartphone content for extended periods. Transform compact screens into immersive displays for home entertainment, outdoor camping adventures, or travel friendly movie night with adjustable height settings. Engineered with blue light filtration and universally smartphone compatibility, this portable screen magnifier combines eye protective with plug and play functionality for seamless visual enhancement. Specifications: 10-inch size: 240x180x15mm 12-inch size: 260x174x9mm Product color: black/white/red Magnification: 3-4 times Product Component: ABS plastic Package Includes: 1pcs Smartphone Screen Magnifier note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.