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Your position: Home / Signage & Tag / NFC Tag

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Price:

$27.39

Quantity:

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Description
Reviews(2)

4.2" 3-Color E-Ink NFC Tags

Name: 4.2 inch Wireless E-ink Display Passive NFC Color E-Paper Screen Label ESL , No Battery
Brand: GOOD DISPLAY
SKU: GDN042R
Price: 27.39 USD
Availability: InStock
Rating: 5 (2 reviews)

The GDN042R is a 4.2-inch 3-Color E Ink display (black/white/red) utilizes passive NFC technology, requiring no battery, charging, or maintenance. Housed in a sleek, lightweight ABS case, it's perfect for smart shelf labels or tags. Easily updated via Android smartphones using our dedicated app – just tap and go!

(Note: This GDN042R Software can only be applied to Android phones. We recommend contacting us before making a purchase to verify compatibility with your specific phone model).

Core Advantages

Battery-Free Operation

Zero battery replacement needed
• Permanent solution to battery life issues

• Ideal for restricted power environments

• Reduced maintenance costs

Smartphone-Controlled

Android NFC compatibility
• Update content in 16 seconds

• Credit card-style tap refresh

• No specialized equipment needed

Industrial-Grade Design

ABS protective casing
• Paper-like e-ink display

• Lightweight yet durable construction

• -25°C to 70°C operational range

Technical Specifications

Part Number GDN042R

Power Input NFC power supply

Update image time 16s

Size 4.2"

Update power ≤20mW

Display Color Black,White,Red

Resolution 400×300

Update Image Method NFC Update Image

Operation temperature 0℃~40℃

Outline Size(mm) 104.8x94x10.18

Language Default English

Storage temperature -25℃~70℃

DISPLAY SIZE(mm) 84.8x63.6

Weight about 70g

Operating humidity 40%~70%

Drawing Details

Modular Components

GDEY042Z98

4.2" 3-Color E-Ink Panel

NFC-D3-029

NFC Driver Board

GDN042BW

4.2" Industrial-grade ABS Enclosure

GDN042R

NFC Smart ESL Solution

How To Use

Download the App

Use a smartphone with NFC function to scan the QR code below. This will take you to the download page for the Android application.

Scan with your phone's browser

Download APK Directly

Requirements:

Android smartphone with NFC capability
Android 8.0 or later
Internet connection for download

Update Your Display

Open the app and bring your phone close to the NFC tag on the display. The content will update instantly, as easy as swiping a credit card!

Align your device's NFC with this area

Pro Tip

For optimal performance, maintain your smartphone steadily 1-2 cm above the NFC indicator area during data transmission.

Typical Applications

Retail

Product Price Tags and Labels

Supports remote batch price updates (with wireless communication modules), improving pricing efficiency.

Logistics

In-Transit Status Display

Durable and impact-resistant, suitable for frequent handling in warehousing environments.

Customizable

Personalized Creative Labels

Customizable patterns and text via apps, supporting black-and-white line drawings for niche creative needs.

We Also Recommend

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400x300 pixels

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800x480 pixels

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7.5" WiFi & USB Tag

Black, White and Red
800x480 pixels

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Sustainable Technology

Paperless Future

Each display saves ≈3,000 sheets annually. Join 15,000+ businesses reducing paper waste with ePaper solutions.

Sustainable Packaging

95% recycled materials with FSC-certified packaging. 100% plastic-free protective materials.

Energy Leadership

90% less energy than LCDs. Annual CO₂ reduction equivalent to 50 mature trees.

About Us

Thank you for your interest in our product. We could provide front light, touch screen, and other accessories for you. For more information, please refer to the relevant manual available in our Library or visit our official website at www.good-display.com.
If you need any further assistance or have any other questions, please feel free to contact us. We sincerely invite you to send your inquiries to our email at buyepaper@good-display.com.