Kedean propulsion

Has anyone tried this set of propulsion on an efoil ?

https://fr.aliexpress.com/item/33008419513.html?spm=a2g0o.productlist.0.0.481e29c06RrSQM&algo_pvid=cfcd1bc7-b801-4be7-ae71-028e4e20f910&algo_expid=cfcd1bc7-b801-4be7-ae71-028e4e20f910-0&btsid=e3ee210e-f4ab-417e-a973-f9421a0bbfdb&ws_ab_test=searchweb0_0,searchweb201602_9,searchweb201603_52

not tested so far. But I can sell it in Europe for 399€ if anyone wants to go for it;-)