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2.9 Inch E Ink Display APP Shelf Label Digital Price Tag Bluetooth, ET0290
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2.9 Inch E Ink Display APP Shelf Label Digital Price Tag Bluetooth, ET0290

Our electronic shelf labels are different from those of our competitors, as we have endowed them with new functions and value.
Number of views:
1000
Product serial number
620290F8
Category
BLE Label
Quantity
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SPECIFICATION
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2.9" Bluetooth E-Paper ESL

High-res 384×168 color display, APP or gateway management, 5-7 year battery, IP65-rated – durable, flexible, low maintenance.

90% Labor Savings
100% Price Accuracy
5 Years Battery Life

ET0290 Series · 2.9" E-Paper · 3-Color / 4-Color Options · BLE 5.0

Core Advantages

3-Color / 4-Color Display · Dual-Mode Control · Ultra-Long Battery Life
01

Versatile Display & Configuration

3/4-color display, dual resolutions up to 384×168, >170° viewing angle – fits any scenario.

02

Flexible Deployment

APP or gateway, cloud or on-premise – adapts from small stores to large enterprises.

03

Battery Life

2×CR2450 (1200mAh), hot-swappable – industry-leading battery life, lower maintenance costs.

04

Open API Integration

RESTful API + MQTT+TLS for fast integration with SAP, Oracle, Shopify POS, and other systems.

Product Series

3-Color · 4-Color · Flexibly Adapt to Your Retail Scenarios
ET0290-85 4-Color Gateway
Gateway Version:ET0290-85
4-Color Display (FHD 384×168)
Gateway Batch ManagementIP65
ET0290-84 4-Color Gateway
Gateway Version:ET0290-84
4-Color Display (FHD 296×128)
Gateway Batch ManagementIP65
ET0290-3DB 3-Color APP
App Version:ET0290-3DB
3-Color Display (FHD 296×128)
Phone APP Control3-Color

Need a custom configuration? Contact our team for a tailored solution.

Built for Integration & Security

Our ESL system integrates with your entire retail tech stack

Integrate with Any System in Days

RESTful API and MQTT+TLS natively support SAP, Oracle, Microsoft Dynamics, Shopify POS, NCR, and any custom platform.

Full API Documentation Sandbox Environment Dedicated Engineer TLS Encryption

Deployment Options

Cloud (AWS/Azure) On-Premise

GDPR compliant. Your data, your network.

Core Specifications

ET0290 Series — Key Parameters at a Glance

2.9"DisplayE-Paper
RGB Status LEDStatus LED
>170°Viewing Angle
BLE 5.0Connectivity30m (Open area 50m)
1200mAhBattery Life2×CR2450
Hot-swapUser-replaceable
IP65Ingress ProtectionOptional IP68
8 PagesStorage CapacityMulti-Page Content Switching
40gWeight
CE, RoHSCertificationsFCC, MIC, SRRC

Open API & Flexible Deployment

  • On-Premise: Data stays within your network, GDPR compliant
  • Cloud Deployment: Supports AWS / Azure for lightweight operations
  • MQTT & Documentation: Full integration docs, dedicated engineer support
  • Enterprise Features: Audit logs, end-to-end encryption, multi-store management
ESL Solution Architecture

Complete Installation Solutions

Installation Solutions

Choose Your Deployment Method

Phone APP or Gateway — Full Coverage

Phone APP

Permanent free license, no additional fees
  • No gateway required (supports up to 50 tags)
  • Direct BLE 5.0 pairing
  • Free Android app
  • Updates in seconds, ideal for small to medium stores
  • Download APK
▶ Click to Play

Application Scenarios

From fresh produce to boutique stores — 3-Color / 4-Color labels for more prominent information
Retail Store

Retail Store

4-Color promotional labels, promotions at a glance

Healthcare

Supermarket

3-Color labels in fresh produce area, clear shelf life / pricing

Supermarket

Warehouse

Inventory tracking with Red/Yellow/Black multi-color identification

Warehouse

Healthcare

Patient information & room identification, clearly readable

1.54"–13.3" Sizes for All Retail Scenarios

  • Our ESL portfolio covers sizes from 1.54" to 13.3", with multiple color variants and feature configurations to suit diverse retail needs.
  • Learn More

Four Pillars Beyond the Product

Expertise

Professional Team

Senior engineers, 7×24 support, from design to deployment

Quality

Quality System

8 inspection steps, international standards, 99.9% pass rate

Experience

18 Years Deep

Serving thousands of clients, deep industry expertise

Inventory

In-Stock Ready

Core products in stock, 48-hour shipping (business days)

Keyword:
Cheap Price ESL
We could not find any corresponding parameters, please add them to the properties table

 

Technical Features

Outline Dimension 91.39mm(H)×41.99mm(V)×12.3mm(D)
Weight 40g
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

Size 2.9 inch
Resolution 384(H)×168(V)
DPI 145
Active Area 67.58mm(H)×29.57mm(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      CR2450 x 2
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 
Packaging Information 300pcs/Box,13 Kg,390mmx350mmx240mm

 

 

 

DRAWING

 

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