QSM Ink Phone Case for Samsung Galaxy S23 Ultra,Smart Phone Case,NFC Transmit E Ink Screen DIY Function Cartoon Boys Girls Phone Covers (Grey) - QSMXXCSXS23U

• LIMITATIONS OF E INK PHONE CASE: The color and clarity of ink screens are not on par with LCD screens. Projected images are limited to black, white, red and yellow colors, but by employing clever dithering techniques and adjusting color intensity, it is possible to simulate full-color effects.Make your phone case stand out. CUTTING-EDGE TECHNOLOGY: This e-ink phone case utilizes advanced NFC technology and an ink screen with remarkably low power consumption to transfer display content to the case. Once transferred, the image remains indefinitely, persisting even when the phone is powered off or the case is removed. EASY TO OPERATE: Find "Deer phone case" in the app store and download it. With the "Deer phone case" app, you can customize your phone case by editing your favorite pictures, designs, or useful info (reminders or to-do lists). PERFECT FIT:This smart ink phone case has passed drop tests, and its precisely designed openings allow easy access to all buttons, speakers, and charger slots. It provides a delicate touch and a non-slip grip. It's important to note that ink screens are not resistant to heavy pressure or sharp objects. IMPORTANT NOTE BEFORE ORDERING：We offer a variety of smart ink Phone case models for you to choose from. Please double-check your cell phone model number before making a purchase. If you have any questions, don't hesitate to reach out to us. We're available to assist you 24.