When the temperature too low, the SOK battery would go to protection mode, the post voltage is incorrect. Once it warm up , it would be correct .

Please drop an email to sales@sokbattery.com

If you connect 2 batteries in parallel, the charge/discharge current would be double.

Honest, i am not familiar with this equipment. Could you please post your question on SOK facebook group? We have expert to help you there. The SOK facebook group is:    https://www.facebook.com/groups/sokbattery

Hello, please contact email sales@sokbattery.com, Min would help you. Please copy this on your email . Thank you. The software issue, but battery is working fine.

BMS fixed since October/2022.

Using the lifepo4 battery default setting 12v would be fine.

Yes, the same.

This is abnormal, it should be stay at around 13.3V, 13.5V seems not fully charged yet. Drop an email to sales@sokbattery.com, figure out the issue.

Drop down to 11.75V means almost no power on battery, it did not get charged yet.

please drop an email to sales@sokbattery.com , if not working, we will do replacements for you.

The SOC incorrect , you could check this: http://support.sokbattery.com/bluetooth-battery-how-to-calibrate-soc-and-actual-capacity-readings/

After working a while, these battery voltage would not on the same level, have to add the balancer.

Probably this SOC software issue. http://support.sokbattery.com/bluetooth-battery-how-to-calibrate-soc-and-actual-capacity-readings/

The 3500 cycles should be a software bug, incorrect.

yes, please drop an email to customerservice@sokbattery.com