The USBC-VAMETER has had three revisions.
- Units purchased before Q1 2018 are our original design.
- Units purchased after Q1 2018 through Q1 2021 are an updated design.
- Units purchased after Q2 2021 are our newest design.
If you have issues with your USBC-VAMETER of any revision please feel free to contact us at email@example.com and we'll be happy to assist!