The 3S 18650 Lithium Battery Capacity Indicator Module is a compact and efficient LED-based 12V battery level tester designed for 3-cell (3S) lithium-ion battery packs. It provides a clear visual indication of battery charge levels through a series of LEDs, making it easy to monitor the remaining battery power. This module is ideal for DIY battery packs, power banks, electric bikes, and other battery-powered applications.
Features of 3S 18650 Lithium Battery Capacity Indicator Module:
- Designed for 3S (11.1V) lithium battery packs.
- LED display for real-time battery level indication.
- Low power consumption, ensuring minimal impact on battery life.
- Simple 2-wire connection for easy integration into battery systems.
- Compact and lightweight, ideal for portable applications.
- Automatic voltage detection for accurate charge level display.
Specifications of 3S 18650 Lithium Battery Capacity Indicator Module:
- Battery Type: 3S Lithium-Ion (11.1V nominal, 12.6V max)
- Operating Voltage: 8.4V – 12.6V DC
- LED Indicators: Multiple LEDs to show different battery levels
- Power Consumption: Low current draw
- Connection: 2-pin terminal (Positive & Negative)
- Dimensions: Compact size for easy integration
Package Includes:
1 × 3S 18650 Lithium Battery Capacity Indicator Module Level Tester LED






