Description

4.2" Touchscreen & Front-light E-Paper Display

Name: 4.2-Inch E-Paper Touchscreen Display Monochrome SPI E-Ink Front Light for Optimal Reading Experience
Brand: GOOD DISPLAY
SKU: GDEY042T81-FT02
Price: 28.40 USD
Availability: InStock
Rating: 5 (1 reviews)

This 4.2-inch E-Ink display, with low power use, touchscreen, and a backlight. Once updated, it requires no power to maintain the image, making it ideal for e-readers, smart home displays, retail shelf labels, wearable devices, and more. The SPI interface and efficient power usage make it a versatile choice for various applications where visibility and power efficiency are crucial.

TIP: The front light & touch screen is not sold separately due to precise bonding requirements. Please purchase the complete bonded product. For temperature details, refer to the display screen specifications.

	Special Features
	● Front Light, Read Anytime – Built-in lighting for clear visibility in low light, read effortlessly day or night. ● Touch Control, Intuitive & Smooth – Precise touch response, swipe and tap with ease for seamless navigation. ● 4.2-inch Display with Fast Refresh, achieve maximum efficiency with a 1.5 s full refresh and a super-fast 0.3 s partial refresh. ● A wide range of development solutions, dedicated after-sales support, and comprehensive user manuals to ensure your success every step of the way.

Touch in the Dark, Light Always with You

— The Perfect Fusion of Front Light and Touchscreen

The GDEY042T81-FT02 is a 4.2-inch E Ink display featuring front light and touch screen functionality, with a resolution of 400x300, power consumption of the refresh 18.48 mW. It offers impressive refresh rates, ensuring smooth and efficient performance for various applications.

This e-paper display is built on the standard 4.2-inch model（GDEY042T81）, enhanced with a front light and touchscreen functionality. The front light can even flash in low-light conditions, serving as a warning feature. With the integrated touchscreen, users can interact directly with the display, significantly improving usability. It's ideal for embedded control systems, intuitive input devices, interactive displays, especially in low-light environments.（This video is for demonstration purposes only and does not represent the actual product.）

	Technical Details

Product Specifications
PART NUMBER	GDEY042T81-FT02	TOUCH CONNECTOR	6 Pin FPC
TYPE	Dot Matrix	TOUCH IC	FT6336U
SIZE	4.2 inch	TOUCH VOLTAGE	2.8-3.6 V
IC	SSD1683	CONNECTOR	6 pin FPC
RESOLUTION	400x300	NUMBER OF LED LIGHT	7
OUTLINE SIZE(mm)	91.00x77.00x2.25	FRONT-LIT CIRCUIT MODE	Series connection
ACTIVE SIZE(mm)	84.80x63.60	OPERATING VOLTAGE	≤21V
ACTIVE SIZE(mm)	84.80x63.60	OPERATING CURRENT	≤15mA
OPERATING TEMP.	0.212x0.212	FULL REFRESH(s)	2
STORAGE TEMP.	-25℃~70℃	FAST REFRESH(s)	1.5
CONNECTOR	24 Pin FPC	PARTIAL REFRESH TIME(s)	0.3
MAX GRAYSCALE	4	POWER CONSUMPTION OF THE REFRESH(mW)	4.5
COLOR	Black,White	STANDBY POWER CONSUMPTION (mW)	0.003
INTERFACE	SPI

Matching Driver Boards

Ⅱ. DESPI-F01
(Front-light Driver Board)

Ⅲ. STM32-T01
(STM32 adapter Board)

Ⅳ. DESPI-L(T01)
(STM32 Demo Kit)

Ⅴ. ESP32-T01
(ESP32 adapter Board)

Ⅵ. ESP32-L(T01)
(ESP32 Demo Kit)

	Files And Download
	● GDEY042T81-FT02_Specification	● Why can't I download the files(updated)?
	● GDEY042T81-FT02 STM32 Sample Code	● The Lastest Catalog
	● GDEY042T81-FT02 ESP32 Sample Code

Product Application

Healthcare Devices	Industrial Control Terminals	Smart Home Application	Smart Labels and Tags

Every Day is Earth Day
You don't need to be an environmental scientist to make sustainable choices. At GooDisplay, we passionately integrate sustainability into the production of e-paper.

Substitute for Paper Usage Epaper provide a paper-like touch and reading experience, serving as a sustainable alternative to traditional paper and reducing environmental impact from deforestation and paper manufacturing.	Device Packaging 95% of this device's packaging is crafted from wood fiber-based materials sourced responsibly from managed forests or recycled sources.	Energy Efficiency Epaper consumes minimal energy compared to conventional displays, reducing electricity bills and easing the demand on power plants, thereby lowering greenhouse gas emissions—a perfect choice for eco-conscious consumers.

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ABOUT US
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].