User manuals in English and German language can be downloaded from my Google Drive sharepoint as follows:
| Revision 2019 | Revision 2019 | Revision 2020 (new) |
| Download English | Download German | Download Multilanguage (EN/DE/FR/ES/JP/RU) |
Technical information about the early prototype I received from Wurkkos can be obtained from here:
https://budgetlightforum.com/t/-/59041
A very nice review made by gchart can be found here: