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.
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!!😎
Customer Reviews
Got here early and in very good conditions
cool. I really liked it. I recommend taking it. everything is easily done
I love this case! Of course the picture i put is of my cat. Downloaded the app from app store. Didn’t use the qr code to download.
Ottimo prodotto imballato e arrivato tutto perfetto grazie al venditore x la serietà
Amazing!!! Even better than expected, i can change the picture as much as i want and the app offers a lot of customization options to make the best results!! Fully recommend ++ and will be buying others case colors
FAQ
Category
This is a TRANDIRA SmartCase featuring a 3.7-inch 240×400 screen with built-in NFC, allowing customizable animations, images, or quick NFC actions.
The SmartCase is available only for specific models. Please check your phone model carefully before purchasing to ensure compatibility.
Yes. It is a full-coverage case, designed to protect your phone from scratches and minor impacts while adding smart functionality.
No. This product contains no high-concerned chemicals and is safe for daily use.
Shipping to the United States is free and typically takes about 19 business days including processing.
No. All sales are final — returns are not accepted for this product. Please double-check your phone model before ordering.
No. The NFC-powered screen draws energy directly from your phone’s NFC signal, so it never needs charging.
While returns are prohibited, the case is inspected before shipping. If it arrives defective or damaged, please contact customer service immediately for resolution.
No. The case is designed not to block Wi-Fi, cellular, or Bluetooth signals.
No!) The phone’s own NFC still works normally for payments and scanning, even with the SmartCase installed.