leagend BM6 is a smart solution for monitoring 12V automotive lead-acid and lithium batteries. It allows for real-time display of battery power, voltage, and temperature, and can be customized to define the voltage values corresponding to battery percentages. leagend BM6 supports multi-battery monitoring, allowing up to four batteries to be tracked on a single page.
12V AUTOMOTIVE LEAD-ACID
AND LITHIUM BATTERIES
Compatible with 12V automotive lead-acid battery and lithium battery;

customized
The battery can be customized, and the voltage value corresponding to the percentage of battery power can be defined;
Multi-battery monitoring
Multi-battery monitoring: Four batteries can be monitored on one page;
record driving and parking data
● Provide seeking car function, automatically record the parking position;
● Automatically record the track, cost, driving habits, etc. of each trip;
Free app
Free app download, free firmware upgrade;
storage system
● The storage system can store historical data (battery power, voltage, temperature)every two minutes for 72 consecutive days;
● Historical data curves can be viewed in the app, or exported to EXCEL files, which can be shared;
● The mobile app can save historical data indefinitely
Real-time display
Real-time display of battery power, voltage, temperature;
Waterproof
Waterproof IP67;
Automatic monitoring
Automatic monitoring of the car's starting and charging system, anomalies will be notified;