[null,null,["最后更新时间 (UTC):2025-01-25。"],[[["The `ThermostatHvac` trait applies to THERMOSTAT devices and provides information about their heating, ventilation, and air conditioning (HVAC) status."],["The `status` field indicates the current HVAC mode of the thermostat, which can be \"OFF\", \"HEATING\", or \"COOLING\"."],["Events related to HVAC status changes might not always be delivered simultaneously with thermostat mode change events, potentially due to system protection delays."],["While you can retrieve the HVAC status using a GET request, there are no specific commands to control this trait directly."]]],[]]