Special Features

Product Specifications

ABOUT US

Name: 4.2" Wide Temperature E-ink displays -25℃~50℃ Electronic Paper 400x300 Resolution Intelligent Paper
Brand: GOOD DISPLAY
SKU: GDEM042T31WT
Price: 15.98 USD
Availability: InStock

Description

		Elevate your tech game with our versatile and reliable 4.2" E-paper display
		Upgrade your projects with the GDEM042T31WT, a 4.2-inch wide temperature e-ink display that combines style and functionality. With a sharp 400x300 resolution and SPI interface, it refreshes fully in just 3 seconds and showcases vibrant black and white images that remain visible indefinitely without power. Once updated, these e-paper modules can be completely disconnected, keeping your content intact. Perfect for low-power applications like solar-powered smart tags, wearables, smart home devices, industrial instruments, and smart cards, this reliable display is your ultimate choice for energy-efficient technology.

Our product boasts distinctive features that set it apart from the competition

● Extreme Temperature Resilience: From -25°C to 50°C, our E-paper thrives in any climate. Perfect for both Arctic chills and desert heat!
● Cost-Effective and Reliable: High performance without breaking the bank. Consistent supply for all your large-scale projects.
● Ultra-Low Power Consumption: Lasts as long as you need it. Power-efficient design means no energy drain when not refreshing.
● Superior Visual Experience: Crisp, clear, and easy on the eyes. Enjoy over 170 degrees of wide viewing without any blue light.
● Anti-Glare Hard-Coated Surface: Readable even in bright sunlight. Our anti-glare treatment keeps your display clear and sharp.
● Versatile and Adaptable: From wearables to smart home devices, our 1.54-inch E-paper fits seamlessly into any design with both horizontal and vertical display options.

		Technical Details
		Please refer to the product drawings for detailed dimensions

Please refer to the product specifications for more details

PART NUMBER	GDEM042T31WT	CONNECTOR	24 PIN 0.5mm
SIZE	4.2 inch	TYPE	Dot Matrix
IC	UC8276	MAX GRAYSCALE	4
RESOLUTION	400x300	COLOR	Black, White
OUTLINE SIZE(mm)	91x77x1.2	Typical power(mW)	18.6
ACTIVE SIZE(mm)	84.8x63.6	Deep sleep power(mW)	0.003
PIXEL PITCH(mm)	0.212x0.212	Full update time(s)	3
OPERATING TEMP.	-25℃~50℃	STORAGE TEMP.	-25℃~70℃
INTERFACE	SPI	PPI	183.66

Related Information Download Click on the subheadings below to download

	● GDEM042T31WT-Specification	● GDEM042T31WT ESP8266 Sample Code
	● IC Driver UC8276	● GDEM042T31WT ESP32 Sample Code
	● Image2LCD Software Bitmap Conversion Instructions V1.0	● The latest Catalog of ePaper display
	● GDEM042T31WT STM32 Sample Code	● Why can't I download the files?
	● GDEM042T31WT Arduino Sample Code

WE ALSO SUGGEST
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1.54-inch E-paper Display Module Wide Temperature -25℃~50℃ ,Resolution 200x200, GDEM0154D67WT	4.2 inch e-ink display high rate refresh 400x300 SPI, GDEY042T81	4.2 inch tri-color e-ink epd display supporting monochrome partial update, GDEY042Z98	4.2-inch Black, White, Yellow, and Red E Ink Display 400x300, GDEY042F52

Matching Driver Board

To facilitate the testing and comparison of e-paper, we recommend the following driver boards for you.

a.DESPI-C02 (E-ink Display adapter Board)

b.DESPI-L(C02) (STM32 Demo Kit)

c.DEArduino-L(C02) (Arduino Platform Demo Kit)

d.ESP8266-L(C02) (ESP8266 Demo Kit)

e.ESP32-L(C02) (ESP32 Demo Kit)

Thank you for your interest in our product. We could provide front light, touch screen, and other accessories for you. For more information, please refer to the relevant manual available in our Library or visit our official website at [www.good-display.com].
If you need any further assistance or have any other questions, please feel free to contact us. We sincerely invite you to send your inquiries to our email at [buyepaper@good-display.com].