solved: Buttomline is, only ID 1, ID 18, ID 19, ID 20, and maybe ( ID 17, add_ele ) is worth to “mention” , as functions like countdown, time-scedule etc, might be better to do in HA-Automation, and not direct on a device( unless one have a specific reason to do so. It’s possible to get a “full” Function Definition spec doc, from your devices on iot.tuya, thou probably cording to Tuya’s “definitions” for Tuya-devices, might not be exactly the same for exx. Nedis and other devices linked to Tuya.
I ended up with the 4 entities above, as i dont really need the others … less entities= less mess= less power-usage.
But it was a little tricky to get the sensors value in correct format, not to mention getting them correct/ into cool InFlux/Grafana graphs.