2.4G 4.2 inch Four Colors Electronic Shelf Label E-ink Price ESL in Grocery Store

Categories	Retail Electronic Shelf labels Solution
Brand	Sertag Electronic shelf labels Manufacturer
Model	Electronic Shelf Label SETRV3-0420-87
Dimensions(mm)	99.16x89.16x12.3
Display Technology	Full graphic E-ink Display
Resolution	400x300
Operating Temperature	0~40℃
Battery	3 x CR2450
Communication Distance	Within 30m (Open distance: 50m)
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Update Time	Feb 23,2025

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Detail Information

2.4G 4.2 inch Four Colors Electronic Shelf Label

Sertag's 4.2 inch four colors electronic price label use a black, white, red, and yellow e-paper display, designed to elevate retail operations with unparalleled clarity and versatility. It has a high resolution with 400x300, the label delivers sharp and clear visuals for text, barcodes, and images.

The 4.2 inch four-color e-paper electronic shelf label is more than just a product. Its convenient operation and 30m communication distance (up to 50m in open areas) make it a smart solution for modern retail and other fields.

Model	SETRV3-0420-87	Display Technology	Full graphic E-ink Display
Dimensions(mm)	99.16x89.16x12.3	Active Area(mm)	84.8x63.6
Resolution	400x300	Viewing Angle	＞170°
Operating Temperature	0~40℃	Storage Temperature	0~40℃
Operating Humidity	45%~70%RH	Protection Grade	IP65
Battery	3 x CR2450	Wireless Connectivity	Private Protocol
ESL Operating Frequency	2.4~2.48GHz, Max EIRP≤10mW	Display Color	Black, white, red, yellow
Communication Distance	Within 30m (Open distance: 50m)	NFC	Yes
Wireless Firmware Update	Yes	Usable Pages	8
LED	Red, Green, Blue

Why Choose 4-Colors Electronic Shelf Labels?

4.2 inch 4 colors electronic shelf label

4.2 inch tri-colors electronic shelf label

eRetail3.2 System ESL	eRetail 3.1 System ESL	Paper Price Label
✔ Reduce Cost	✔ Reduce Cost	✘ High Cost
✔ Wireless Update	✔ Wireless Update	✘ Can’t Update
✔ Eco-Friendliness	✔ Eco-Friendliness	✘ Waste Paper
✔ Reducing Manual Labor	✔ Reducing Manual Labor	✘ Labor Intensive
✔ NFC	✘ NFC	✘
⭐ Support multi-page display	Single page display	✘
⭐ 4-Colors/ 3-Colors/ Monochrome	3-Colors/ Monochrome	✘
⭐ 30m communication distance (Open distance: 50m)	12~15 communication radius	✘

4.2 inch 4-Colors Electronic Shelf Label Key Features

✔ Four-Color E ink Display

The vibrant black, white, red, and yellow display ensures high visibility, making it perfect for highlighting promotions, warnings, or critical product information.

✔ Robust Communication Range

Operating in the 2.4~2.48GHz frequency band, the label offers a communication distance of up to 30 meters indoors and up to 50 meters in open areas.

✔ NFC Functionality

Equipped with NFC, it allows for convenient interaction, such as instant updates or integration with customer apps.

✔ Multi-Page Display

Supports up to 8 pages, enabling multiple sets of information to be displayed and easily accessed.

✔ Durable and Reliable

With an IP65 protection rating, the label is waterproof, dustproof, and built to withstand challenging environments.

How do 2.4G Electronic Shelf Labels Work?