This Is An Eye-Protected Mobile Phone Holder That Can Enlarge The Mobile Phone Screen, With A Size Of 12 Inches. Applicable To All Mobile Phone Models On The Market, This Product Can Enlarge The Mobile Phone Screen By 3 To 4 Times. Convenient for compatible with Users To Watch Tv On The Phone At A Long Distance And Reduce Radiation, Thereby Protecting The User'S Eyes. The Product Is Also Easy To Carry, Whether At Home, In The Office, In The Car, When Traveling, Is Your Choice for compatible with Watching Movies On Your Smart Phone! Please Stop Using Your Phone To Watch Videos Directly, Get A Screen Magnifier, Which Can Protect Your Eyes From Radiation. Product Specifications: Product Name: Mobile Phone Screen Amplifier Product Functions: Magnification, Eye Protection, Radiation Protection Product Material: Abs + Acrylic Lens Product Size: 260 * 174 * 9Mm Product Magnification: 3-4 Times Screen Size: 12 Inches Color: Red, White, Black Viewing Distance: The Optimal Distance Is 1-2 Meters. Note: It Is Not Recommended To Use It In A Reflective Environment, Because Sufficient Light Will Cause Refraction, Confuse The Light, Make The Image Blurry And Will Even Make You Dizzy.