We tested SR CounterTrend II on the DAX today. It is low frequency. The video below shows what we have found.
You can get all the updates for the workspace with the DAX as well as performance summaries and input lists at this link. Below this video, you will see the custom session US DAX DAY that is used to trade the DAX. It is from 3:30 pm - 10:00 pm Exchange Time. This is 9:30 am - 4:00 pm EST. This allows you to trade the DAX during the US session.
US STOCK DAX Custom Session Used