UanTii Smart Thermostat Tuya Wifi Thermostat for HVAC Central AC, Smart AC Controller, 2 Pipe, Smart

This is a smart thermostat compatible with HVAC central air conditioning fan coil units, available in two versions (240V and 24V).

It supports app control via 'Smart Life' or 'Tuya Smart', works with Alexa and Google Home for voice control, and offers features like timing and schedule programming, screen backlight brightness adjustment, device sharing function, child lock, and ventilation mode adjustable settings (low, middle, high, auto).

The thermostat cannot be used interchangeably between 240V and 24V systems to avoid damage or fire.

It is designed for professional installation for the 240V version, and DIY-friendly for the 24V version.