48 Volt (13S) Battery Voltage Chart - Li-Ion Batteries
48v battery voltages help please | Electric Bike Forums
Is there any difference in voltage between two 48v batteries with different Ah? | Electric Bike Forums
Lead-Acid Battery Voltage Chart For 6V, 12V, 24V, 48V Batteries
Here is a chart that shows stock battery % compared to the voltage for the stock battery. Best to keep the battery between 30-80% for max life. : r/Surron