Yes. If you have a Legrand thermostat powered by 100 ÷ 240 Vac, 50/60 Hz you could replace it by Smather item 049036 (for floush-mounting) or 049037 (for surface mounting)
If you have a Legrand thermostat powered by battery you could replace it by Smather item 049036 (for floush-mounting) or 049037 (for surface mounting) but it's necessary connect Smarther on100 ÷ 240 Vac, 50/60 Hz power by 2 extra wires into electrical installation.
In any case you need to check if on the zone where the thermostat will be installed where's a good domestic WiFi signal.
We suggest to contact your electrical installer fore details.