2.1 inch Small NFC E Tag E-Paper Electronic Label
2.1 inch Small NFC E Tag E-Paper Electronic Label
2.1 inch Small NFC E Tag E-Paper Electronic Label
2.1 inch Small NFC E Tag E-Paper Electronic Label
Model
NFC E Tag SETPN21_S

Item specifics

Dimensions (mm)
75*35*5
Active Area
23.71 * 48.55
Resolution
250 * 122
Operating Frequency
13.56 MHZ NFC
Proximity sensing
Yes
Power
No Battery & NFC power supply

Review

Description

2.1 inch Small NFC E Tag E-Paper Electronic Label
The 2.1 inch smart NFC E tag, is a battery-free, maintenance-free, and wireless e-paper electronic label designed for ultra-low cost operation and seamless update experience. Powered and updated via NFC technology, this nfc e-paper tag eliminates the need for batteries or cables, making it ideal for modern retail, warehousing, logistics, and smart operations.
2.1 NFC E tag
Why Choose Sertag 2.1 inch NFC E Tag?
🔋 Battery-Free & Wireless Power
• Powered entirely through passive NFC — no battery required.
• Eliminates battery replacement, reducing long-term maintenance costs and environmental impact.
• Simplifies installation and infrastructure requirements across all deployment sites.

📶 NFC Powered Content Updating
• Uses standard 13.56 MHz NFC communication for both power and data transfer.
• Display content can be refreshed quickly by smartphone or NFC reader — as easy as a credit card tap.
• Supports remote updates and fast content changes without additional hardware.

🖤 E-Ink Display — Paper-Like Readability
• 2.1″ black & white E-Ink display with high contrast and wide viewing angle (>170°), delivering excellent readability in various lighting conditions.
• Once updated, the display holds content indefinitely without consuming power.
How does the 2.1 inch NFC E Tag Work?
We provide the controller + card reader, operate and modify the content on the computer web page, to ensure the flexible use of the case, do not do any development can also operate on the web page, brush the card content.
nfc electronic label work solution
NFC Powered E ink Label Application
• Retail & Supermarket Price Tags — Display prices, promotions, product info; update instantly via NFC.
• Warehouse & Inventory Labels — Track pallets or bin locations without wiring or power sources.
• Asset Management Tags — Mark equipment, tools, machine parts with dynamic information.
• Conference & Event Badges — Tap to update schedules, names, or personalized content.
• Logistics & Supply Chain — Real-time updates on packages, shipments, and sorting stations.
Product Model
SETPN21_S
Dimensions (mm)
75*35*5
Display Technology
E-ink
Active Area (mm)
23.71 * 48.55
Screen Resolution
250*122
Pixel Size (mm)
0.194 * 0.194
Pixel Colors
Black, white
Viewing Angle
Nealy 180°
Operating Temperature
0-50℃
Power
No Battery & NFC power supply
Operating Frequency
13.56 MHZ NFC
Short-range Sensing
Yes
Support Content Format
Text, picture, QR code, Barcode
Template Design DIY
Yes
2.1 inch NFC Smart Tag SETPN21_S Specification