Alarm.com ADC-T2000 Smart Thermostat, 3-Stage Heat, 2-Stage Cooling, AA Battery. The Alarm.com ADC-T2000-RC is Alarm.com Programmable Smart Z-Wave Thermostat and is the same as the ADC-T2000 however Alarm.com started to manufacture this product in the United States and needed to update the model number and packaging.
