1-8S Lithium Battery Capacity Indicator Module

This Lithium Battery Capacity Indicator Unit provides a quick and easy way to check the charging status of 18650 lithium-ion batteries and other lithium batteries with a maximum voltage of 4.2 volts per cell. It's ideal for home power supply projects, remotely controlled vehicles, electric bikes, and charging devices, as it visually displays the battery voltage level using a simple graphical interface.

Features

• Displays voltage status for lithium battery packs composed of 1 to 8 cells (1S to 8S)
• Real-time bar display with green LED lights and a red frame
• Built-in 4-part LED screen for battery level
• User-configurable connection board to determine the number of cells
• Easy connection to battery terminals for quick readings

Technical Specifications

How It Works

Connect the positive and negative terminals of the unit to the corresponding battery terminals. The unit will instantly display the battery capacity using a four-part LED.
Battery level indicator (N = number of cells):

• N × 3.3 volts: 1 bar lights up
• N × 3.5 volts: 2 bars light up
• N × 3.7 volts: 3 bars light up
• N × 3.9 volts: 4 bars light up
• Less than N × 3.3 volts: All bars are off

Package Includes

• 1 × 1S–8S Battery Capacity Indicator Unit

Applications

• DIY battery packs
• Remote control models
• Steam and electric bikes
• Lithium battery chargers
• Battery monitoring systems