
Electronic Shelf Label

Advertising Machine
Smart Display Board
With the development of technology, ink screen products have gradually penetrated into all aspects of life. As a new display technology, ink screen display boards have been widely used in government and enterprise conference rooms, offices, banks, schools, courts, hospitals and other places. It has the characteristics of low power consumption, eye-protective and update-easy. It can be widely used in government, corporate conference rooms and other places to display information such as names, units, positions, etc. Compared to traditional paper table signs, ink screen electronic display signs have higher information transmission efficiency and environmental protection performance.

Major Partners
Notable Features
Low Power Consumption
E-ink screens take low-power display technology, which can significantly reduce energy consumption compared to traditional LED displays, which is beneficial to saving electricity and reducing operating costs.
Convenient Information Update
E-ink screen smart display boards can realize instant updation and remote monitoring of information through the network remote management system. Managers can update and adjust the display content anytime and anywhere. It improves the efficiency and real-time of information release.
Visibility
E-ink screens have high visibility and can clearly display information under different lighting conditions. They have good display effects whether indoors or outdoors and have wide applicability.
Saving Space
E-ink screen smart display boards usually adopt a thin design and occupy less space. They are suitable for installation in places with limited space, such as shopping malls, stations, schools, etc
Anti-glare and Anti-fatigue
The display effect of the electronic ink screen is similar to that of ink on paper. There is no backlight, so it has good anti-glare performance. It is not easy to cause glare and visual fatigue and is conducive to long-term viewing.
Environmentally Friendly Without Pollution
E-ink screen smart display signs do not contain toxic and harmful substances.There is no light pollution and electromagnetic radiation. There will be no pollution to the environment and meet the environmental protection requirements.
Flexible Screen Design
Some e-ink screen smart display boards adopt a flexible screen design, which has a certain degree of flexibility and vibration resistance and it can reduce damage caused by collision or vibration to a certain extent.
Multiple Types of Content Displays Can be Displayed
E-ink screen smart display boards support the display of text, images, videos and other content, which can meet the information display needs in different scenarios and have good flexibility and practicality.
Ink Screen Display Card Application Scenarios
In terms of installation, it is also equipped with two installation accessories, desktop type + wall type.
Conference Room
In the conference room, the ink screen electronic display board can be used to display the names, units, positions and other information in the conference room. Users can remotely control and update table and card information through wireless networks to achieve efficient management of conference room resources. In addition, the eye protection features of ink screen electronic display boards can also provide participants with a more comfortable visual experience.
Restaurant
In the restaurant, the ink screen electronic display board can replace the traditional paper menu and display information such as dish names, prices, pictures, etc. Users can update menu content at any time to quickly adjust restaurant dishes. At the same time, the low power consumption characteristics of ink screen electronic display boards help save energy, protect the environment and reduce operating costs.
Hotels
Ink screen electronic display boards can be used to display room numbers, check-in status and other information at the door of hotel rooms. Hotel staff can remotely update table and card information through wireless networks to improve room management efficiency. In addition, ink screen electronic display boards can also provide hotel guests with a clear and comfortable visual experience.
Exhibition Hall
In the exhibition hall, ink screen electronic display boards can be used to display exhibit information, navigation routes, etc. Exhibition hall staff can update display board information at any time to meet the needs of different exhibition activities. At the same time, the environmentally friendly features of ink screen electronic display boards help enhance the green image of the exhibition hall.
Library
In the library, ink screen electronic display boards can be used to indicate the location of bookshelf, book classification and other information. Users can remotely update table and card information through wireless networks, making it easier for readers to quickly find the books they need. In addition, the eye protection features of ink screen electronic display boards help create a comfortable reading environment.
Advantages
Real-time Updates
E-ink screen display boards can update conference room reservation information, meeting schedules and other related notifications in real time. This ensures that the information displayed on the door plate is always up to date.
Flexibility
Unlike traditional static door signs, e-ink screen conference door signs can easily change the display content to adapt to different meeting arrangements or emergencies.
Low Power Consumption
E-ink technology has low power consumption, so such door sign systems can often run for long periods of time without the need for frequent recharging or battery replacement.
Readability
E-ink screens have good readability under different lighting conditions, including strong light environments, which is an advantage when used indoors or outdoors.
Remote Management
Some e-ink screen door number systems support remote management. Administrators can remotely update the information displayed on the door number through the network without directly touching the door number.
Digital Signatures and Security
To ensure the security and authenticity of information, some systems may employ digital signatures or other security measures.
Environmentally Friendly
E-ink technology is relatively environmentally friendly. Compared with traditional LCD displays, it does not require backlight and consumes less energy.
Product

TECHNICAL SPECIFICATIONS
Model
KH042 |
Button
1X |
Angle of View
180° |
Channel Bandwidth
2Mhz |
Size
4.2 inch |
LED
3-color LED |
Working Current
3.5mA in Average |
Battery Spec
4*CR2450,2400mAh |
Material
PC+ABS |
Resolution
400*300 |
Frenquency Shift
±20kHz |
Color
Black, White and Red |
DPI
119 |
Battery Life
5 Years |
Bluetooth
Bluetooth 5.1 |
Storage Temperature
-20°C~70°C |
Weight
95g |
Sensitivity
-94dBm |
Static Current
9uA in Average |
Dimension
106*105*10mm |
Operating
Temperature 0°C~40°C |
Channel
Bandwidth 2Mhz |
Transfer Method
Bluetooth Base Station Android App |
Transmission Distance
15m for App 20m for Bluetooth Station |
NFC
Accept |
Transmission
Freguency Band |
Product

TECHNICAL SPECIFICATIONS
Model
KH075A |
Sensitivity
-94dBm |
Working Current
4mA in Average |
Battery Spec
6*CR2450,3600mAh |
Size
7.5 inch |
Resolution
800*480 |
Bluetooth
Bluetooth 5.1 |
Color
Black, White and Red |
DPI
124 |
LED
3-color LED |
Dimension
203*142*11.5mm |
Max Drop Distance
0.6 m |
Button
1X |
Static Current
8.5uA |
Frenquency Shift
+20kHz |
Channel Bandwidth
2Mhz |
Weight
236g |
Angle of View
180° |
Transmit Power
6dBm |
Storage Temperature
-20°C~70°C |
NFC
Accept Customization |
Battery Type
Repleaceable Cell Batteries |
Transfer Method
Bluetooth Base Station Android App |
Transmission Distance
Bluetooth Station-20m App-10m |
Operating
Temperature 0°C~40°C |
Transmission Frequency band
2400Mhz~2483.5Mhz |
What are the Advantages of Electronic ink Screen Display
Boards Compared with Traditional Display Boards
When it comes to e-ink display signs, we have to mention its many advantages over traditional display signs.
Firstly, it is impressive with its flexibility and versatility. The e-ink screen can display various information electronically, whether it is text, image or video, it can easily deal with it. However, traditional display boards are limited to static methods and it is difficult to display diverse information content. This is a huge advantage of electronic ink display boards.
Secondly, the real-time updates and remote control of electronic ink screen display boards are even more eye-catching. Through the network, managers can update the display content at any time without manual operation. This not only improves work efficiency, but also brings great convenience to information release. In contrast, traditional display boards require manual replacement or update of content, which is inefficient and not flexible enough.
Besides, e-ink screen display signs also have obvious advantages in energy conservation and environmental protection. Using low-power electronic ink technology, it can save a lot of energy and reduce the use of printing paper compared to traditional LCD screens, which is in line with modern society’s pursuit of environmental protection and energy saving.
In addition, electronic ink screen display signs have better visual effects and can maintain good readability no matter what kind of the light is, improving the effect of information transmission. This is crucial to attract the audience’s attention and enhance the brand image and publicity effect.
E-ink screen display boards are not only popular in the commercial field due to their advantages in flexibility, real-time updates, energy saving, environmental protection, visual effects and brand image, but are also widely used in various occasions, becoming an important display tool in the modern digital-era.
With many advantages of ink screen electronic display boards, we believe that ink screen display boards will be more widely used in the future. If you are interested in this product,please contact with us.
Get Started with Kaihang Display
Our engineering LCD design team is dedicated to promptly reviewing your information, identifying any gaps, and providing you with an accurate quote tailored to your specific display requirements. Simply fill out the form below or reach out to us via email.