Save Money With One Use!
With our E-Ink screen, you can easily change your e-ink phone case in just 15s. It also makes a perfect gift for a friend or loved one!
Advanced NFC Technology
Minimizes power consumption during image switching, and maintains zero power usage in daily use.
360° Four-Layer Protection
Chumajor offers 4 layers of full coverage, shielding your phone from all angles.
Key Features
Display: 3.7″, 240×400 resolution (4-color screen)
Function: Built-in NFC for fast payments and connections
Material: Lightweight, durable plastic
Designs: Cartoon, floral, geometric, quotes, animal, logo, anime styles
Type: Full-coverage case – protects your phone from all sides
Benefits:
Universal style options – match your personal vibe
Convenience on the go – NFC payments and quick info at a glance
Reliable protection – durable build without extra bulk
Perfect for:
Everyday phone protection with a unique look
Fast and secure NFC interactions without opening the case
Testimonials
I change my picture about every week or so for myself😁😁, but it’s been a wonderful conversation starter as well when people see it and ask how it works. All in all it’s a great case and one you can customize very easily👍
The case arrived, and I was impressed with the material and it seems to be highly durable❤️. I mean this is such a cool concept- my daughters are beyond thrilled with their new phone cases. Based on a positive experience- I would recommend this to other consumers.
This case is even better than the product description. The image is clear and the case is very durable and sturdy, not flimsy like most cases. Thanks guard dog folks for the candy… my favorite!!
The app is super easy to use😯😉. I was intrigued by the fact it uses a technique that you can either create as DIY options, or upload a picture to customize the case👌. So cool! :)
This is like a magical case. Simple to use and Everyone seen my fav pic. The App works flawlessly🙌You can easily change the picture. Plus, the case offers for protection. Very secure case!!😎