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3.5" E Ink ESL Bluetooth 5.0 Wireless, Smart Retail Automation | Energy-Efficient E-Paper Digital Tag | Custom Displays

ET0350
3.5 inch E-Ink Digital Price Tag controlled by Android Blue-tooth Smart Phone
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$13.50
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    4-Color Label(Requires GW)
    Gateway Version
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3.5" Industrial ePaper Price Tag

IP65/IP68 Waterproof | Multi-protocol Connectivity

This 3.5-inch Electronic Shelf Label (ESL) redefines intelligent retail management through advanced eInk technology and military-grade durability. Engineered for global retail chains, logistics centers, and smart facility applications, this IoT-enabled solution delivers real-time data synchronization with near-zero operational overhead.

Core Technologies

 Premium Hardware Performance

 ● Ultra-Clear E Ink Display: 3.5" screen with 384×184 resolution, tri/four-color options, glare-free 180° viewing.
 ● 7-Year Battery Life: Coin-cell powered, wireless Mesh tech for zero maintenance.
 ● Rugged Design: IP65/IP68 durability, built for cold storage/outdoor harsh conditions.

Smart Management Ecosystem

 ● Real-Time Sync: Update prices/promotions/inventory instantly across thousands of tags via wireless gateway.
 ● ERP/POS Integration: Optional temp/humidity sensors for perishables.
 ● Custom Branding: Flexible sizes, colors, and templates to align with store aesthetics.

Product Drawing

Network Architecture



 

Technical Specifications

Technical Features Outline Dimension: 100.99mm(H)×49.79mm(V)×12.3mm(D)
Weight: 46g 
Operating temperature: 0~40℃ 
Operating humidity: 45%~70%RH 
Protection rating （Optional）:IP65(Default) IP68(Optional)
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 Size: 10.2 inch 
Resolution: 960(H)×640(V) 
DPI: 113 
Active Area: 215.52mm(H)×143.68mm(V) 
View Angle: >170° 
 Shell Color (optional): Black/White  
Screen Display Color (optional): Black, White, and Red (tri-color) / Black, White, Red, and Yellow (four-color) 
Battery Batteries: CR2430 x 12
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

Gateway Version

                          
Front View   Rear View

The gateway allows for centralized management and remote updates. This setup reduces maintenance costs, saves time, and enhances the store's overall image.

 

 

Gateway Ver.P/N Display Color Feature Mobile APP Ver.P/N
ET0350-86 Red, Yellow, Black and White Four Color N/A
ET0350-55 Red, Black and White Three Color ET0350-55B
 

 

Application Scenarios

Smart Healthcare Digital Smart Signage Logistics Label Office Door Sign
 

Custom Solutions

If these products don't meet all of your requirements, we offer customization options to better suit your needs. 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.
 

Here’s an example scenario: Smart Parking Tag
An E Ink smart parking tag that displays real-time vehicle information, including license plate number, parking duration, and remaining balance. The tag can support mobile payments and remote top-ups, allowing drivers to extend their parking time effortlessly. Sounds like a fun and creative idea?  If you're looking to create something similar, please contact us — we have ready-made solutions available.

Sustainable Innovation

97%

Recyclable Packaging

7 Years

Battery Lifespan

100k+

Paper Labels Saved

Resources

ET0350_specification ESL Solution 3.2 (Four colours)Smart Tcard APP(Android phone)Android-Smartphone-APP-ManualE-Ink APP for Android Phone E-label.apkGateway ETAP05 SpecificationIntroduction to ESL & System ESL_Management_manualGateway Configuration&Tag Update
 

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].

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