Smart NFC EInk Screen DIY Phone Case Custom Refesh Screen Display Mobile Phone Case Cover for IPhon SMART FOUR-COLOR;INK SCREEN PHONE CASE;Pattern personality DIY 365 days no repeat;FOUR COLOR INK SCREEN Compared with the three-color ink screen, the four-color ink screen has a richer color and a more realistic display effect. CHANGING SMART WINDOW:You can freely DIY phone case Change to your favorite picture One case is worth of ten thousands ofit. It looks like you get a new phone case everyday Colour:grey Material:TPU+Aluminum PC Specification:for iPhone15 Package Contents: 1 * NFC EInk Phone Screen Cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.