Check the label on the unit — it shows v1.0 or v1.1. The Wi-Fi setup procedure is different between the two versions.
Shipped before 17 April 2026. Requires a Windows laptop with ecoess-setup.exe.
Shipped from 17 April 2026 onwards. Phone browser or laptop — your choice.
http://192.168.33.1/script/2/setup on your phone after connecting to the ECOESS-ATS Wi-Fi. If the setup page loads, it's a v1.1 unit. If you get an error, it's v1.0 — you'll need a laptop.
software_version.