Product Overview
The RFID Smart Electronic Shelf Label (ESL) is a revolutionary digital management tool that integrates information display, remote updates, and wireless sensing. Designed specifically for precise library shelf management and real-time dynamic inventory counting in retail, it puts an end to the era of cumbersome manual label replacement and lagging inventory data. Each label incorporates a low-power E-Ink screen and an RFID chip. It can receive commands wirelessly to instantly update displayed information such as price, book title, or stock level. Simultaneously, its RFID identity can be batched, quickly, and accurately identified by handheld or fixed readers, enabling “whole-shelf inventory in a single scan,” dramatically improving the efficiency and accuracy of library shelf auditing, stocktaking, and retail store inventory management.
📊 Smart Inventory & Location
Precise Library Shelf Management: Librarians using an RFID inventory cart or handheld device can quickly locate misplaced books and generate on-shelf/missing lists, achieving shelf-level inventory and book location in minutes.
Real-Time Retail Stock Counting: Staff walking aisles with a handheld device can instantly capture inventory data for hundreds of SKUs without visually checking each item, syncing data in real-time to the backend to highlight out-of-stock or low-stock items.
🖥 Remote Centralized Wireless Management
Cloud Backend Control: All labels connect to a local network via dedicated base stations or gateways. Administrators can batch or individually modify the display content of all labels from a computer, enabling instant synchronization of prices, promotions, or book statuses.
Low Power, Long Battery Life: The E-Ink screen only consumes power during refresh, maintaining content without power. Powered by high-performance button cells, the label typically lasts 3-5 years under normal use.
🛡 Professional & Durable Design
Ultra-Thin & Compact: Slim profile fits neatly on shelf edge rails, maintaining aesthetics.
Multiple Mounting Options: Supports snap-in, adhesive backing, or magnetic mounting for different shelf materials and sizes.
Wide Temperature Range: Operates reliably in indoor environments like libraries, supermarkets, and warehouses.
Application Scenarios: Smart Library vs. Smart Retail
| Field | Core Applications | Key Pain Points Solved |
| Smart Library | 1. Shelf Label: Displays floor, section, classification. 2. Book Location: Enables precise shelf-level location when combined with RFID books. 3. Fast Inventory: Shelf auditing with handheld devices generates reports quickly. 4. Status Indicator: Shows “Available”, “Checked Out”, “On Hold”. |
Difficulty finding books, time-consuming inventory, high mis-shelving rate, delayed status updates. |
| Smart Retail & Warehouse | 1. Electronic Price Tag: Remote wireless price changes for flexible promotions. 2. Real-Time Stock Count: Second-level shelf inventory data capture. 3. Smart Picking Guide: Screen or light guides staff to target items. 4. Product Info Management: Dynamically shows origin, promotion, QR code. |
High cost of price changes, manual count errors, inaccurate stock leading to stockouts/overstock, high staff training cost. |
System Architecture & How It Works
Communication Layer: Labels communicate with the base station via a low-power wireless protocol (e.g., 2.4GHz) for display updates; the RFID chip communicates for identification with readers via UHF (or HF).
Software Layer: Cloud or on-premise management backend for content editing, task distribution, data collection, and reporting.
Workflow: Admin updates info in backend → Command sent via base station to target label → Label screen refreshes. For inventory: handheld reads label RFID ID → Data uploaded to backend for comparison with system stock → Discrepancy report generated.
Product Specifications
| Item | Specifications |
| Screen Size | 2.13”, 2.9”, 4.2”, 7.5” (Optional) |
| Display Content | Text, Numbers, Barcode, QR Code, Simple Graphics |
| RFID Frequency | UHF (860-960MHz) or HF (13.56MHz), EPC Gen2 compliant |
| Read Range | UHF: 1-5m (handheld); HF: 0-1m (handheld) |
| Wireless Comm | 2.4GHz private network, LoRa, or Bluetooth (Optional) |
| Battery Life | ~3-5 years under normal update frequency (user-replaceable) |
| IP Rating | IP54 (Dust & splash resistant) |
| Operating Temp | 0°C ~ 50°C |
| Mounting | Snap-on, Adhesive, Magnetic |
Request a Demo & Solution
We provide professional “Display + Identification” integrated smart label solutions for libraries, archives, retail supermarkets, warehouses, and large enterprise asset management departments. Whether you aim to build an unmanned smart library or establish a zero-error real-time retail inventory system, we can offer a customized product solution and a detailed ROI analysis. Please contact us to schedule an online demo or request test samples.
Brand: YKL E-cardlink
Philosophy: Making the location and status of every item clearly visible and instantly known.
