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Reink Case Knight for Samsung Galaxy S24 Ultra

Reink Case Knight for Samsung Galaxy S24 Ultra

€79,90 EUR €99,90 EUR

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Flexible Returns

Product Overview:

The Reink Coque Knight for the Samsung Galaxy S24 Ultra is a stylish and functional phone case featuring an innovative 4-color E Ink display. With NFC technology, this customizable back screen allows you to change designs, images, and text without requiring batteries. The case is designed to offer superior protection while providing a built-in lens bracket for hands-free use and compatibility with wireless charging.

Key Features:

  • 4-Color E Ink Display: Customizable dynamic back panel to suit your style.

  • NFC Technology: Power and data transfer without the need for batteries.

  • Lens Bracket: Integrated for hands-free phone use.

  • Wireless Charging: Supports wireless charging without removing the case.

  • Premium Protection: Keeps your Samsung Galaxy S24 Ultra safe from drops and scratches.

  • Available in Two Colors: Choose between Black and Starry for a unique look.

Specifications:

  • Compatibility: Samsung Galaxy S24 Ultra

  • Material: TPU, PC, and Aluminum Alloy

  • Screen Size: 3.98-inch HD E Ink display

  • Colors: Black, Starry

  • Dimensions: Custom-fit for the Samsung Galaxy S24 Ultra

Product Highlights:

  • Customizable E Ink Display: Easily change the back screen with photos, designs, or text.

  • NFC Technology: Enjoy seamless power transfer and long-lasting customization without the need for batteries.

  • Hands-Free Functionality: Integrated lens bracket for easy viewing and media consumption.

  • Protective Design: High-quality materials safeguard your phone from damage while keeping it slim and sleek.

  • Wireless Charging Support: No need to remove the case when charging wirelessly.

Anti-Shock Design


Made with German Bayer TPU+TPE, our case effectively absorbs the impact from drops. The specially calibrated hardness offers the perfect balance between ease of assembly and disassembly, while maintaining optimal protection.

Explosion-Proof Tempered Glass

Crafted with high-strength tempered glass, our case is both explosion-proof and drop-resistant. The explosion-proof film ensures that even if the glass breaks, it won't shatter or cause harm to your hands.

Professional Dispensing

Precision in Every Detail


The glass cover is crafted using the mobile phone industry standard dispensing process, ensuring a tight fit that prevents it from coming loose.

Eco-Friendly NFC Technology

NFC Technology
No batteries required

No battery or plug needed—data and power are transferred seamlessly via NFC.

The functional requirements are simplified, ensuring a smooth and comfortable user experience.

0 Power Consumption Display

The reink coque only draws a minimal amount of power from the phone during pattern transmission. Once the pattern is set, the display requires no additional power to maintain it.

Consumes less than 0.1% of the phone’s power during pattern transmission

Custom-Designed NFC Antenna

Our in-house R&D team at Reinkstone has developed a proprietary NFC antenna, ensuring stable and reliable transmission. This technology has been tested and trusted by users in over 100 countries worldwide.

No Interference with Other NFC Functions

You can continue using your phone for NFC-based activities like mobile payments on the bus or subway, including Apple Pay, without any disruption

Reink Case Series Product Comparison

Model X1 C2 C1
Price $99.90 $79.90 $74.90
Screen 6-color eink screen HD 4-color eink screen SD 4-color eink screen
Resolution 400x600 552x768 240x416
Bracket material Aluminum Alloy Aluminum Alloy Aluminum Alloy
Folding Angle 90° 90° 115°
Button material Aluminum Alloy Aluminum Alloy Aluminum Alloy
Capacitive buttons Yes Yes No
Shell material TPU+TPE+PC TPU+TPE+PC TPU+PC
Back Cover Explosion-proof tempered glass Explosion-proof tempered glass Explosion-proof tempered glass
Color Black, White and Gold Black, White and Gold Black and Blue
Applicable models iPhone 16 Pro Max iPhone 16 Pro iPhone 13-15 series (Except iPhone Plus and iPhone Mini)

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Frequently asked questions

What is a Reink Coque case, and how does it work?

AReink Coque caseis a phone case featuring an innovativeE Ink displayon the back. The display is powered byNFC technology, meaning no batteries are required. This technology allows you to personalize the back of your phone case with images, text, or designs, which can be easily updated through a companion app.

Which iPhone models are compatible with Reink Coque cases?

Our Reink Coque cases are compatible with iPhone 13, iPhone 13 Pro, iPhone 13 Pro Max, iPhone 14, iPhone 14 Pro, iPhone 14 Pro Max, iPhone 15, iPhone 15 Pro, and iPhone 15 Pro Max models. Please check the product page for the exact model compatibility.

How do I customize the E Ink display on my Reink Coque case?

You can easily customize yourE Ink displayusing our companion mobile app. Simply download the app, choose from pre-set designs, upload your own images, or add text to the display. You can then transfer your design to the case via NFC technology.

Do I need to charge my Reink Coque case for the E Ink display to work?

No, you do not need to charge yourReink Coque case. The E Ink display is powered byNFC technology, which does not require batteries. Once you customize your design, the display remains active without needing to recharge.

Can I wirelessly charge my iPhone with the Reink Coque case on?

Yes, theReink Coque caseis fully compatible withwireless charging. You can charge your iPhone without removing the case, making it convenient and easy to keep your phone powered up.

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