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2.4G 3.5 inch 4-Color E ink Label eRetail3.2 Electronic Price Tag System in Retail Solution

group name: Retail Electronic Shelf Labels Solution

Min Order: 1 piece

brand name: Sertag Electronic shelf labels Manufacturer

model: Electronic Shelf Label SETRV3-0350-86

Nearest port for product export: Dalian, Shenzhen, Hongkong

Delivery clauses under the trade mode: FOB, CIF

Acceptable payment methods: T/T

update time: Mon, 03 Nov 2025 13:21:52 GMT

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Paramtents

Dimensions(mm) 100.99x49.79x12.3
Display Technology Full graphic E-ink Display
Resolution 384x184
Operating Temperature 0~40℃
Battery 2 x CR2450
Communication Distance Within 30m (Open distance: 50m)

Packging & Delivery

Min Order1 piece

Briefing

The 3.5 inch electronic shelf label uses 4-colors e-ink display, support NFC, wireless firmware update, 8 usable pages.

Detailed

Description

Parameter

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Sertag's 3.5 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 384x184, the label delivers sharp and clear visuals for text, barcodes, and images.

The 3.5 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.

3.5 inch 4-Colors Electronic Price 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.

✔ 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.

Why Choose 4-Colors Electronic Shelf Labels?

3.5 inch 4 colors electronic shelf label

3.5 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	✘

How do 2.4G Electronic Shelf Labels Work?

Electronic Shelf Labels Application

⭐ Retail Stores: Display dynamic pricing, promotions, and product details.

⭐ Warehouses: Provide item identification and storage details.

⭐ Industrial Use: Highlight critical instructions or safety information.

⭐ Public Utilities: Display schedules or public notifications.

Product Model	SETRV3-0350-86	Display Technology	Full graphic E-ink Display
Dimensions(mm)	100.99x49.79x12.3	Active Area(mm)	79.68x38.18
Screen Resolution	384x184	Viewing Angle	＞170°
Operating Temperature	0~40℃	Storage Temperature	0~40℃
Operating Humidity	45%~70%RH	Protection Grade	IP65
Battery	2 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 Light Color	Red, Green, Blue