Universal Battery Level Indicator and Capacity Display Tester for Various Battery Types (1S (3.7V 4.2V))

Introducing the Battery Level Indicator 3-Series:

🔍 Experience a cutting-edge solution for monitoring battery capacity with our Battery Level Indicator. This sleek and ultra-thin display features 5 LED indicator lights that offer a clear, intuitive representation of your battery's charge level. The elegant design not only enhances functionality but also complements the aesthetic of your setup.

Versatile Compatibility:

Our battery tester is designed for a wide range of applications, making it suitable for various battery types including lithium batteries, lead-acid batteries, lithium iron phosphate batteries, and even electric vehicle batteries. Whether you're testing battery levels for personal devices or larger electric equipment, this tool is a reliable companion.

Simple & Efficient Operation:

Using the Battery Level Indicator is effortless:

• Step 1: Connect the display board's positive and negative terminals in parallel to the corresponding terminals of the battery you wish to test.
• Step 2: With a gentle press of the red button, the LED lights will illuminate, providing you with an accurate real-time indication of the battery's level.
• Step 3: Once you release the button, the LED lights will automatically turn off after a delay of 3-10 seconds, ensuring no power is consumed in standby mode.

🧩 Safety Features:

🧩 The Battery Level Indicator is equipped with a board connection function that guarantees safety during use. Even if the positive and negative connections are reversed, the indicator will not sustain damage and can be adjusted accordingly, providing peace of mind during testing.

Usage Specifications:

🔴 For those utilizing a 3.7V lithium battery, it operates with one red power indicator light in conjunction with four green battery indicator lights. Other voltage ranges utilize a different configuration with a distinctive green indicator light, enhancing its usability across various battery setups.

🧩 Elevate your battery monitoring experience with the Battery Level Indicator 3-Series—a perfect blend of functionality, safety, and sleek design.