The Reinkstone NFC projection mobile phone case is a unique mobile phone accessory designed specifically for the iPhone 13, iPhone 14, and iPhone 15 series (excluding the Mini or Plus versions).

This mobile phone case is equipped with a 3.7-inch three-color electronic paper display screen and has many unique features. Its characteristics and Reinkstone functions cover several aspects. Firstly, it allows users to freely edit texts and pictures through the relevant APP to create a unique exclusive wallpaper, and it can be displayed on the ink screen of the mobile phone case. There are a rich variety of theme wallpapers such as popular memes, heart-breaking copywriting, chicken soup aphorisms, work checklists, cartoon portraits, national style graphics, etc. for selection. This showcases the Concept to Creation process in action. At the same time, common QR codes such as WeChat QR codes, payment QR codes, service QR codes, etc. can also be transmitted to the ink screen and directly shown for scanning, which is extremely convenient. By utilizing the bistable characteristics of electronic paper, the picture can be maintained for a long time without the need for charging. The NFC technology it adopts facilitates the transmission of pictures and information.

In terms of appearance and material, it usually has a matte texture, fashionable design, and multiple color classifications such as obsidian black and sapphire blue. The size fits the mobile phone well, can provide good wrapping and protection, and has a certain anti-drop function. This demonstrates the Power of Prototyping in product development. Moreover, some users feedback that the feel of the ink screen on the back is similar to that of the bare phone in OPD Design.