1、FULLY PROTECTIVE CASE: This ink screen phone case is designed to protect your smartphone with its rugged construction. The aluminum alloy hollow lens adjustable support offer multifunctional support for versatile use. 2、NFC REFRESH FUNCTION: Effortlessly refresh your display by simply tapping a compatible NFC device against the case. No batteries are required, allowing for seamless app updates and screen projections. 3、CUSTOMIZABLE DISPLAY DESIGN: Showcase your personality by creating personalized images and designs that can be displayed on the Ink screen. Make your phone case truly unique to you. 4、SLEEK AND SLIM PROFILE: Enjoy a fashionable, snug fit with this cell phone ink case, adds minimal bulk to your device while still providing dependable protecting for your smartphone. 5、USER FRIENDLY APP: Download the easy to use app by scanning a QR code or searching in the application shop. No registration is needed, ensuring your personal information remains protected, just install and enjoy! Item Type: Ink Screen Phone Case Material: Aluminum Alloy + Flannelette + TPU 1 x Ink Screen Phone Case