Ringlight holder for Tamron 18-300.
Controller Box for ESP-01 to go ontop of the holder: https://makerworld.com/en/models/382508

LED-Ringlight: https://www.amazon.de/gp/product/B08DD7P8K2/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 (7mm inner, 8.5mm outer diameter)