Quick look inside of the 10€ Action Self Rotation Selfie Stand
https://www.action.com/de-de/p/320328...

Listenai website:
https://www.listenai.com/

Partial SDK of Listenai device:
https://cloud.listenai.com/zephyr

Sequre screwdriver
ES666 Oled variant:
https://sequremall.com/products/elect...
ES555 LED Variant:
https://sequremall.com/collections/sc...