The latest version V2.8 contains new update with an adjustable override time from 1 to 60 mins.
Thermostat Station (TS-2) Firmware Version ADec 8,2020 05:54:39
The latest version V2.5A contains new update adds a second stage cooling in the heatpump mode. If the TS-2 turned black screen, please try the Version2.5B
Thermostat Station (TS-2) Firmware Version BDec 8,2020 05:55:46
The latest version V2.5B contains new update adds a second stage cooling in the heatpump mode. If the TS-2 turned black screen, please try the Version2.5A
Remote Control Station (ARS-1) Firmware Version AFeb 8,2021 05:31:05
Version1.5.7A updates compatibility with some ACs. If the ARS-1 turned black screen, please try the Version1.5.7B
Remote Control Station (ARS-1) Firmware Version BFeb 8,2021 05:36:32
Version1.5.7B updates compatibility with some ACs. If the ARS-1 turned black screen, please try the Version1.5.7A