1.54 Inch NFC E-Ink Display Tag - Battery-Free Electronic Paper Screen, Rewritable Smart Label with Yellow Black White Red Colors, Compatible with NFC Enabled Smartphones

1.54-Inch Passive NFC E-Ink Screen (Yellow/Black/ 4-Color) – Battery-Free Electronic Paper Display, Rewritable Smart Tag Compatible With NFC-Enabled Phones<br> Features：<br>Passive NFC-Powered &amp; Battery-Free Design<br>This e-ink screen requires no built-in battery—it’s fully powered by near-field communication (NFC) from compatible devices (e.g., smartphones, dedicated readers). Simply hold an NFC-enabled device near the screen to update content; once updated, the display remains static indefinitely without consuming power. No battery replacements are needed, reducing long-term maintenance costs while aligning with eco-friendly practices, making it ideal for long-static labels or identifiers.<br>1.54-Inch 4-Color (Yellow/Black/White) Paper-Like Visuals<br>Featuring a 1.54-inch e-ink display with 4-color (yellow, black, white) support, it delivers crisp, paper-like visuals that are soft the eyes. The screen produces no blue light and has low reflectivity, ensuring comfortable viewing even for extended periods—perfect for labels, decor, or identifiers that require frequent visual checks.<br>Compact &amp; Flexible Installation<br>Housed in a slim, lightweight square casing, this screen takes up minimal space. It can be easily installed via sticking, hanging, or attaching to surfaces like item packaging, device bodies, shelves, or storage bins, adapting seamlessly to home organization, tracking, and small-item labeling scenarios.<br>Versatile Multi-Scenario Utility<br>It functions as an item classification label, device identity tag, personalized desk decor plaque, or card. It helps streamline home storage, organize items, and distinguish small goods—combining practicality with appeal for daily use.<br>One-Tap Content Rewriting via NFC<br>Content the screen can be quickly updated using any NFC-enabled smartphone or reader, no tools required. The display supports repeated rewrites, allowing you to flexibly adjust the shown information (e.g., item , data) as needs change, making it suitable for management scenarios.<br> Material:Metal<br> Color: as shown<br> Size:&nbsp;One Size<br> Package-Includes:<br> 1 x E-Ink Screen, 1 x Lanyard<br>

• Innovative Battery-Free Technology: This passive NFC e-ink screen requires no battery or charging - simply tap with your NFC-enabled smartphone to update the display, making it an eco-friendly electronic paper solution
• Vibrant 4-Color Display: Features yellow, black, white, and red e-ink technology for crisp, paper-like visibility in any lighting condition - perfect for price tags, name badges, smart labels, and creative displays
• Rewritable Smart Tag: Easily update content wirelessly using any NFC-enabled phone - ideal for retail price displays, inventory management, conference name tags, or personalized electronic labels that change on demand
• Ultra-Low Power Consumption: Electronic paper display maintains image indefinitely without power, only using energy during updates - perfect for sustainable smart home displays, IoT projects, and long-term signage
• Compact & Versatile: 1.54-inch size is perfect for product labeling, desk accessories, DIY electronics projects, retail displays, or creative tech gifts for gadget enthusiasts and makers