Enter the E-Ink Cover, a revolutionary accessory that redefines the norms of smartphone personalization. With its advanced e-ink screen technology, it offers a fresh avenue for making your iPhone distinctively yours, ensuring it stands out as a mirror of your unique identity. Showcase Your Style Leave bland cases behind! The E-Ink Case lets your phone reflect your individuality. From celebrities to to-do lists, mottos, logos, or pet photos, personalize endlessly. Each design transforms your case into a unique talking point. NFC Technology The E Ink Case, an energy-saving and eco-friendly phone case, uses NFC to wirelessly transmit data for screen projection. No batteries or cables are needed, it enables a customizable dual-screen experience directly on your phone case. Durable and Sleek Design Hybrid Material: Crafted from premium PC and silicone, with glass screen, provide comfortable hand grip, and durable to use Ultra-Slim Profile: Maintains the phone's original aesthetics without adding bulk, providing a non-slippery and secure grip. 4-Color Ink Screen: The image will turn into four colors ink screen after conversion Perfect Covered: All of your phone’s buttons, and switches made of textured metal features and functions work flawlessly, and convenient open access to ports and speakers. APP Installation and Login Steps: 1. Search for "KeXiaolu" on the App Store or scan the QR code to download; 2. After successful installation, enable NFC in your phone settings; 3. Login with Apple ID, Google account, WeChat, email, etc; 4. Follow the app's interactive prompts for further instructions. Use AI to Create and Refreshing Your Phone Case: 1. Choose "AI Creation", input the image description via voice or text, and click "Send"; 2. Click the AI image, then press "Screen Refreshing"; 3. Wait for the image to upload to the phone case briefly