Name: 4.2" ESL E Ink Tag - Smart Retail Automation | Energy-Efficient E-Paper Display | Wholesale Label Solution
Brand: GOOD DISPLAY
SKU: DMPE0154F80
Price: 21.90 USD
Availability: InStock

Description

		4.2 Inch E-paper Digital Price Tag Customizable ESL

		This 4.2-inch smart tag features a clear and vibrant e-paper display, available in monochrome, tri-color, and four-color options. It is ideal for retail stores, supermarkets, and other commercial spaces, offering easy remote updates through a gateway or smartphone Bluetooth. This allows you to display any content you choose effortlessly. Energy-efficient and durable, these tags can be customized to match your store's branding and come in various sizes. They provide a cost-effective and sustainable solution for modernizing your pricing strategy and reducing operational costs.


	Special Features
	● The standard protection rating is IP65, which is fully dustproof and water-resistant, making it suitable for outdoor and damp environments. Optional ratings of IP54 and IP68 are also available. ● Data Transmission: Data is sent in actual data format, not as an image. A single server can manage over 50,000 stores. ● We will select the appropriate communication protocol based on the customer's needs, ranging from Bluetooth with a 30-meter radius to long-range WloTa or LoRa 433 transmission up to 2 km. ● Pricing: We follow the Amoeba management model, ensuring the lowest prices in the market.


	Technical Details
	Network Architecture


	Product Specifications
	TECHNICAL SPECIFICATIONS	Outline Dimension 99.16mm(H)×89.16mm(V)×12.3mm(D) Weight 82g Operating temperature 0~40℃ Operating humidity 45%~70%RH Protection rating （Optional） IP54/IP65/IP68 LED Red, Green, Blue, three primary colors, Support 7 colors Image Update Over 30 000 labels / hour (500 / min) Communication Band 2.400-2.480 GHz Communication Distance Within 30 meters (50 meters in open areas)
	DISPLAY SPECIFICATIONS	Size 4.2 inch Resolution 400(H)×300(V) DPI 119 Active Area 84.8mm(H)×63.6mm(V) View Angle >170° Shell Color (optional) Black and White Screen Display Color (optional) Black and White / Black, White, and Red (tri-color) / Black, White, Red, and Yellow (four-color)
	BATTERY SPECIFICATIONS	Batteries CR2450 x 3 Battery life time Up to 7 years (industry leader)
	FEATURES	NFC (Optional) Yes Wireless Firmware Update Yes Usable Pages 8 Pages Compliance CE, RoHS, FCC, MIC, SRRC

Choose Your Perfect Solution: Smartphone APP or Gateway Version

Smartphone APP Version

When using a small number of electronic tags, you don't need cloud servers, ESL management systems, or access points—just a single Android smartphone is sufficient to easily update prices and give your store a modern, sophisticated appearance.

Gateway Version

For a larger number of electronic tags, the access point allows for centralized management and remote updates. This setup reduces maintenance costs, saves time, and enhances the store's overall image.

Feature	Smart Phone APP Ver.	Part Number
Four Color	N/A	ET0420-87
Three Color	ET0420-40B	ET0420-40
Monochrome Water Proof	ET0420-43B	ET0420-43

We aim to make electronic shelf labels

more than just price displays

With our API interface provided to third parties, it can integrate with any application system. Take advantage of our years of hardware expertise to ensure seamless integration with your system. In fact, electronic shelf labels are no longer just price tags.re expertise to ensure seamless integration with your system. In fact, electronic shelf labels are no longer just price tags.

Here’s an example scenario: Interactive Name Tags for Conferences & Trade Shows At large events, E Ink name tags automatically update based on attendee interactions. As you approach a booth or specific area, the tag displays relevant info like schedules or session details. It can also show your participation, interaction history, and even track prizes or points in real time. Creative, engaging, and innovative – isn’t that exciting? If you're looking to create something similar, please contact us — we have ready-made solutions available.

	Files And Download
	● ET0420_specification	● Android-Smartphone-APP-Manual
	● ESL_Management_manual	● Gateway ETAP05 Specification
	● E-Ink APP for Android Phone E-label.apk	● Introduction to ESL & System

Product Application

Supermarkets and hypermarkets	Nameplate	Warehousing and logistics	Smart card

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].