Description

4.2-Inch Red E-paper Battery-Free NFC-Powered ESL Tag

GDN042R is a 4.2 inch Wireless Color E-ink Display Passive NFC ESL Epaper Price tag, adopts novel passive NFC technology, no battery required, no more battery life trouble. 4.2 inch e-paper display, black, white and red, support 400x300 resolution. Use protective ABS case, beautiful and light weight, supports personalized customization. Refreshed By Smartphone, Comes With Android APP, As Easy As Swiping A Credit Card!

* 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.

	Special Features
	● Zero Battery, Zero Hassle: Say goodbye to battery replacements forever. Our NFC-powered ESL tag operates without a power source, giving you one less thing to worry about. ● Instant Updates, Anytime, Anywhere: Control your labels with just a swipe. Customize and refresh content directly from your smartphone, offering unparalleled flexibility and convenience. ● Eco-Friendly and Cost-Saving: Save the planet and your budget. With no batteries required, our ESL tags are both environmentally friendly and cost-effective. ● Durable Design, Sleek Appearance: Built to last with a stylish touch. The robust ABS plastic housing ensures your labels stay protected and looking sharp in any environment. ● Versatile Labeling for Every Need: From retail shelves to industrial equipment, our ESL tags adapt to any situation. Label, manage, and organize with ease, wherever you need it most.

	Technical Details

	Product Specifications
	PART NUMBER	GDN042R
	SIZE OF EPD	Screen size: 4.2 inch Screen type: Black,White,Red Resolution: 400x300
	POWER CONSUMPTION PARAMETERS	Power Input : NFC power supply Update power：≤20mW
	SOFTWARE PARAMETERS	Update image time：16s Update Image Method: NFC Update Image Language: Default English
	SPECIFICATION PARAMETERS	Weight: about 70g Outside Dimension：104.8x94x10.18mm
	TEMPERATURE AND HUMIDITY PARAMETERS	Operation temperature：0℃~40℃ Storage temperature：-25℃~70℃ Operating humidity：40%~70%

Components of Our NFC Price Tags

b. NFC Driver Board

c. 4.2-inch White ESL Tag Housing Case

= 4.2 inch ESL Tag

	Files And Download
	● The Lastest Catalog	● Why can't I download the files(updated)?

How to Use

Use A Smart Phone With NFC Function, Or An NFC Reader

Download the APP，scan the QR code with a browser

Every Day is Earth Day
You don't need to be an environmental scientist to make sustainable choices. At GooDisplay, we passionately integrate sustainability into the production of e-paper.

Substitute for Paper Usage Epaper provide a paper-like touch and reading experience, serving as a sustainable alternative to traditional paper and reducing environmental impact from deforestation and paper manufacturing.	Device Packaging 95% of this device's packaging is crafted from wood fiber-based materials sourced responsibly from managed forests or recycled sources.	Energy Efficiency Epaper consumes minimal energy compared to conventional displays, reducing electricity bills and easing the demand on power plants, thereby lowering greenhouse gas emissions—a perfect choice for eco-conscious consumers.

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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].