| CoolingThresholdTemperatureCharacteristic | 
 This characteristic describes the cooling threshold on which accessories turns on the cooling. 
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| CurrentHeatingCoolingStateCharacteristic | 
 This characteristic describes the current mode of an accessory that supports cooling or heating 
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| CurrentTemperatureCharacteristic | 
 characteristic describes the current temperature of the environment in Celsius 
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| HeatingThresholdTemperatureCharacteristic | 
 This characteristic describes the heating threshold on which heating get turned on. 
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| TargetHeatingCoolingStateCharacteristic | 
 This characteristic describes the target mode of an accessory that supports heating/cooling, 
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| TargetTemperatureCharacteristic | 
 This characteristic describes the target temperature in Celsius that the accessory is actively
 attempting to reach. 
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| TemperatureDisplayUnitCharacteristic | 
 This characteristic describes units of temperature used for presentation purposes (e.g. 
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