3S Lithium Battery Level Indicator

  • Real-time monitoring of 3-cell lithium-ion batteries
  • Clear LED display for easy battery status reading
  • High precision measurement for reliable performance
  • Low power consumption for prolonged battery life
  • Easy integration into various devices and systems
  • Built-in protection against over-voltage, under-voltage, and short-circuits
  • Compact and durable design for versatile use


Product Overview

The 3S Lithium Battery Level Indicator is a sophisticated tool designed to provide real-time monitoring of the charge status of 3-cell lithium-ion batteries. Essential for applications ranging from electric vehicles and drones to portable electronics and DIY projects, this indicator ensures you have an accurate and immediate understanding of your battery’s health and performance. With a clear display, reliable measurement capabilities, and easy integration, this battery level indicator is a must-have for anyone working with lithium-ion batteries.

Key Features

  1. Real-Time Monitoring: Offers accurate, real-time monitoring of the charge status of 3-cell (3S) lithium-ion batteries, ensuring you always know the current battery level.
  2. LED Display: Equipped with a bright and clear LED display that shows battery level in a simple, easy-to-read format, making it convenient to check the battery status at a glance.
  3. High Precision: Utilizes advanced measurement technology to provide precise readings of battery voltage and capacity, ensuring reliable performance in various applications.
  4. Easy Integration: Designed for straightforward integration into various devices and systems, with a compact form factor that fits seamlessly into your projects.
  5. Low Power Consumption: Efficient power management ensures minimal impact on the overall battery life, making it ideal for continuous monitoring without significant energy drain.
  6. Durable Design: Built with high-quality materials to withstand the demands of various environments, from indoor electronics to outdoor equipment.
  7. Wide Compatibility: Compatible with a wide range of 3S lithium-ion batteries, making it versatile for use in numerous applications such as electric bikes, drones, RC cars, and more.
  8. Protection Features: Includes built-in protection mechanisms to prevent over-voltage, under-voltage, and short-circuit scenarios, enhancing the safety and longevity of your battery and devices.
  9. User-Friendly Interface: Simple installation and operation with clearly marked connections and intuitive controls, suitable for both beginners and experienced users.
  10. Visual and Audible Alerts: Provides visual and, optionally, audible alerts when the battery reaches critical levels, ensuring timely interventions and preventing unexpected power loss.


  • Battery Type: 3S (3-cell) lithium-ion battery
  • Voltage Range: 9V – 12.6V
  • Display Type: LED display
  • Accuracy: ±0.1V
  • Power Consumption: Low power consumption design
  • Protection Features: Over-voltage, under-voltage, short-circuit protection
  • Material: High-quality, durable materials

Package Includes

  • 1 x 3S Lithium Battery Level Indicator
  • 1 x User Manual

Usage Instructions

  1. Connection: Connect the indicator to your 3S lithium-ion battery following the polarity markings on the device.
  2. Power On: Once connected, the indicator will power on automatically and begin displaying the current battery level on the LED screen.
  3. Monitoring: Continuously monitor the battery level via the LED display. The indicator will update in real-time as the battery discharges or charges.
  4. Alerts: Pay attention to any visual or audible alerts signaling critical battery levels, prompting timely recharging or replacement.
  5. Installation: For permanent installations, secure the indicator in a location where it is easily visible but protected from potential damage.

Customer Support

We are committed to providing top-notch customer service. If you have any questions or need assistance with your 3S Lithium Battery Level Indicator, please contact our support team for prompt and reliable help.

Ensure the longevity and efficiency of your 3-cell lithium-ion batteries with the 3S Lithium Battery Level Indicator. With precise monitoring and easy integration, it’s an indispensable tool for managing your power needs.

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