A method extends battery life of a battery powered indoor air quality (IAQ) sensor that includes a IAQ detector, a radio, the battery, and a microcontroller with a memory and a processor. The method includes detecting IAQ at predetermined intervals to prov...

A refrigerating cycle device that can reduce power consumption while cooling capacity or heating capacity is maintained is obtained. Operation control means 100 that controls at least one of an operation capacity of a compressor 1, an air amount of an outd...