New project: Ruuvi Node

See Ruuvi Dongle project for a WiFi gateway: Project status: Ruuvi Gateway

Will have an expansion port. More specific info will be published later.

The question about certifications is so broad that it cannot be answered here. Different uses and setups have to be checked case by case. However, Ruuvi Node will be a certified product for many uses and territories, there is no question about it.