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BLE 2.9 inch Electronic Price Tag Digital Labels for Retail Controlled by Mobile Phone

BLE 2.9 inch Electronic Price Tag Digital Labels for Retail Controlled by Mobile Phone
BLE 2.9 inch Electronic Price Tag Digital Labels for Retail Controlled by Mobile PhoneBLE 2.9 inch Electronic Price Tag Digital Labels for Retail Controlled by Mobile PhoneBLE 2.9 inch Electronic Price Tag Digital Labels for Retail Controlled by Mobile Phone
group name
Retail Electronic Shelf Labels Solution
Min Order
1 piece
brand name
Sertag Electronic shelf labels Manufacturer
model
BLE Electronic Price Tag SETPB0290N
Nearest port for product export
Dalian, Shenzhen, Hongkong
Delivery clauses under the trade mode
FOB, CIF
Acceptable payment methods
T/T
update time
Wed, 08 Apr 2026 01:09:30 GMT

Paramtents

  • Display Size 2.9 inch

  • Display Technology E-ink Display

  • Working Frequency 2.4G BLE

  • Battery Capacity 1200mAh (CR2450*2)

  • Battery Life 2~3 years

  • Communication Radius 10m

  • Display Color Black, white

Packging & Delivery

  • Min Order1 piece

Briefing

2.9 inch Bluetooth electronic price tag, controlled by mobile phone, no need for a base station, suitable for grocery store.

Detailed

Bluetooth 2.9 inch Electronic Price Tag Controlled by Mobile Phone

The 2.9 inch Bluetooth electronic price tag is a cost-effective and easy-to-deploy digital pricing solution designed for modern retail environments.

Traditional paper labels require frequent manual replacement, which is time-consuming, error-prone, and inefficient. This 2.9 inch electroinc price tag offers a smarter alternative by enabling real-time price updates, centralized content management, and improved operational efficiency.

With Bluetooth communication and mobile app control, store staff can update labels anytime, anywhere—without relying on base stations or complex infrastructure. This makes the BLE electronic label particularly suitable for retailers looking for a lightweight, flexible, and low-cost ESL deployment solution.
2.9 inch bluetooth esl supermarket

Bluetooth 2.9 inch Electronic Price Tag Feature

📱 Mobile-Based Control – No Infrastructure Required

Unlike traditional ESL systems that rely on base stations, this ESL solution allows direct communication between mobile devices and labels via Bluetooth. Store staff can use a smartphone or tablet to update prices and product information instantly, greatly simplifying deployment and reducing initial investment costs.

🔋 Ultra-Low Power E-paper Technology

The e-ink display consumes power only when content is refreshed, ensuring extremely low energy usage. With a battery life of up to 2–3 years, this ESL solution minimizes maintenance frequency and reduces long-term operational costs, making it ideal for large-scale deployments.

⚡ Fast and Reliable Wireless Communication

Utilizing 2.4GHz BLE technology, the e-ink labels support stable and efficient data transmission within a typical range of up to 10 meters. This ensures quick updates and reliable performance in dynamic retail environments.

💡 LED Indicator for Smart Operations

Each e-ink label is equipped with an LED indicator that can be triggered during picking or restocking tasks. This feature helps staff quickly locate products, significantly improving efficiency and reducing human errors.

🎨 Flexible Display & Custom Templates

Supports a variety of display content, including text, prices, barcodes, QR codes, and promotional information. Users can easily customize templates to align with branding requirements and marketing campaigns.

Bluetooth Electronic Shelf Label System

The Bluetooth electronic shelf label system is built on a flexible and scalable architecture that enables efficient data management and real-time communication between the server and display devices.

1. Content Management via Mobile App
Store staff use a dedicated mobile application to edit and manage product information, pricing, and display templates.

2. Bluetooth Communication (2.4G BLE)
The mobile device communicates directly with ESL tags via Bluetooth, sending data packets without the need for gateways.

3. Instant Label Update
Once the label receives the data, the e-ink screen refreshes and displays the updated information clearly and consistently.
bluetooth esl system

Bluetooth ESL Customer Case


🛒For Sample or Individual Purchase

This product can be purchased directly from our official consumer store.
For project-based or large-quantity orders, please contact us.

2.9inch Bluetooth esl epaper
Product Model
SETPB0290N
Display Technology
E-ink
Working Frequency
2.4G
Dimensions (mm)
88.5*41.5*13.8
Display Area (mm)
29(H) * 66.9(V)
Resolution (pixels)
296*128
Pixel Size (mm)
0.227*0.226
Battery Capacity
1200mAh (CR2450*2)
Battery Life
2~3 years
Communication Radius
10m
Working Temperature
0~50℃
Visual Angle
Nearly 180°
Display Color
Black and white
Template Design
Yes
Supported Content Format
Text, picture, QR code, barcode
Over-the-air Firmware Updates
Yes
Communication Equipment
Android phone/ iPhone/ tablet
2.9 inch BLE Electronic Price Tags SETPB0290N Specification
Bluetooth ESL User Guide