Greetings!
Today we will be discussing the Blue Backlight LCD Screen Module for Arduino, manufactured by Geekcreit. This product boasts different color displays to choose from, including the IIC I2C 1602 Blue display, which we will focus on. Let's dive in and explore its features.

Notably this product supports I2C and has a power supply voltage of +5v. It also features a blue backlight and contrast adjust potentiometer, making it easy to customize to your preferences. Additionally, the four line output simplifies usage, and the compact size makes it ideal for various projects.

When put to the test users have praised the product's quality and functionality, as well as its quick delivery. However, some have noted minor issues such as a slight leak of light and soldering at an angle, but these do not significantly impact the overall performance of the module.

Pros outweigh the cons with this product as it offers excellent functionality and quality. The blue backlight and contrast adjust potentiometer are standout features that allow for easy customization. However, some users have noted minor drawbacks, such as soldering at an angle and a slight leak of light.

To sum up the Blue Backlight LCD Screen Module for Arduino by Geekcreit is a reliable and functional product that delivers on its promises. Its versatility, compact size, and ease of customization make it a valuable addition to any project. In my opinion, this product is worth considering for those in need of a high-quality and affordable LCD screen module.