This new 6.4.20 charger release includes the following fixes and enhancements for Pulsar Pro:

1. Now our Energy Management Systems are more robust and provide more feedback when there are problems communicating with the external meter.
2. We are including two new OCPP features: ChargePointMaxProfiles and Stacking charging Profiles, for companies providing smart charging.
3. We have fixed an issue that caused the charger to report incorrect values for energy consumption in some charging sessions.