Ralative Humidity Sensor Module with PCB KY-015 DHT11 Digital Temp Humidity Gauge Monitor 0-50 Celsius 3.3V-5V DIY Starter Kit
Ralative Humidity Sensor Module with PCB KY-015 DHT11 Digital Temp Humidity Gauge Monitor 0-50 Celsius 3.3V-5V DIY Starter Kit
Back to products
Delay Relay Module Time Adjustable Timer Relay Control Switch Board 12V DC Cycle Delay Timer Control Off Switch
Delay Relay Module Time Adjustable Timer Relay Control Switch Board 12V DC Cycle Delay Timer Control Off Switch
-50%
LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board - Image 1
LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board - Image 2
LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board - Image 3
LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board - Image 4
LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board - Image 5
LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board - Image 6
Click to enlarge
LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board
LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board - Image 2
LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board - Image 3
LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board - Image 4
LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board - Image 5
LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board - Image 6

LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board

SKU: 991474

4534 in stock

4534 in stock

Add to compare
Add to wishlist
11 People watching this product now!

Payment Methods:

Description

LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board

Feature:
Support I2C protocol;
With backlight power control, you can set whether to connect the backlight power through the jumper cap. Plug in the jumper cap to connect the backlight power, unplug the jumper cap to disconnect the backlight power.
The contrast can be adjusted. Rotate the blue potentiometer to increase clockwise and decrease counterclockwise. The potentiometer is designed on the front, which is convenient for customers to adjust freely anytime and anywhere.
Modules can be cascaded, up to 8 can be cascaded. Modify the device address by shorting A0/A1/A2. The default address is 0x27.
IIC/I2C interface LCD 1602/2004 adapter board, without LCD screen.
There are only 20 IO ports on the control board. Add some sensors, TF cards, etc., and there are more modules such as relays, so the IO ports are not enough. The original 1602/2004 screen needs 7 IO ports to drive, we developed this The module can save you 5 IO ports and send function library.

Specification:
Supply voltage: 2.5-6V
Product size: 41*20*10mm/1.61*0.79*0.39″
Product weight: 5g
Packing size: 41*20*10mm/1.61*0.79*0.39″
Gross weight: 6g

Note:
There may be slight size deviations due to manual measurement, different measuring methods and tools.
The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor.

LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board LCD Adapter Board Converter Module Support I2C Protocol IIC/I2C Interface LCD 1602/2004 Adapter Board

Disclaimer: Terms of Information Use
Last Updated: 01-01-2026

Welcome to lkl-sunrise.com (“the Site”). We are dedicated to supporting engineers, students, hobbyists, and makers through technical resources, tutorials, and educational materials.

Please read this disclaimer carefully. By using the Site, you acknowledge and agree to the following terms:

1. Informational & Educational Use Only

All content—such as product specs, diagrams, tutorials, and code samples—is provided for informational and educational purposes only. It is intended as a general guide, not as a definitive or professional solution.

2. No Guarantee of Accuracy

We strive to keep information current and correct, but no guarantees are made regarding completeness, accuracy, or reliability.

  • Technical Data: Component specs may change without notice. Always confirm with the official documentation.
  • Tutorials: Outcomes may vary depending on tools, components, and user experience.

3. Assumption of Risk

Working with electronics involves inherent risks. By using the Site, you assume full responsibility for:

  • Injuries (e.g., shock, burns)
  • Fire hazards
  • Damage to property or equipment
  • Data loss

Always follow safety protocols and use proper safety equipment.

4. No Professional Advice

Content on the Site is not professional engineering or legal advice. If you're working on commercial, life-critical, or regulated applications, consult a licensed expert.

5. Software & Code

Any code, libraries, or software are provided “as-is”, without warranties. They are intended for educational/demo purposes and may not be production-ready.

6. Third-Party Links

We may link to third-party websites for reference. These links are provided for convenience only. We are not responsible for their content, security, or accuracy. Use them at your own risk.

7. Intellectual property

All original content (text, images, videos, etc.) is protected by copyright and may not be copied or redistributed without permission.

8. Updates

We may update this disclaimer at any time without notice. Please check this page regularly for changes.

If you do not agree with these terms, please discontinue use of the Site.
For questions, please contact us.