Best Ecobee 3rd Generation

ecobee3 Lite Smart Thermostat - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Certified - DIY Install

ecobee Smart Sensor 2 Pack - Comfort, Security, Energy Savings - Smart Home - Compatible with ecobee Smart Thermostats for Home

BENSN 24V 40VA Thermostat and Doorbell Transformer Power Supply, Compatible with Honeywell Sensi Ecobee Saswell Thermostat, Nest Hello Doorbell, Ring Video Doorbell 2/Pro/3 Plus and Most Doorbells

Google Nest Learning Thermostat (3rd Gen) - White

ecobee Smart Thermostat with Voice Control - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Smart Thermostat for Home

Ecobee3 Lite Smart Thermostat Pro (black)

Google Nest Learning Thermostat - Programmable Smart Thermostat for Home - 3rd Generation Nest Thermostat - Compatible with Alexa - Stainless Steel

Newding 24 Volt 500mA C-Wire Power Adapter/Transformer for Honeywel, Google Nest, Sensi, Ecobee Smart Thermostat, Ring Doorbell, Ring Video Doorbell, Wyze Doorbell Cam with 8m Long Cable UL Certified

Google Nest Temperature Sensor 3 Pack - Nest Thermostat Sensor - Nest Sensor That Works with 3rd Generation Nest Learning Thermostat and Nest Thermostat E - Smart Home

Ecobee3 Lite Smart Thermostat with Whole Home Sensors (1 Door/Window, 1 SmartSensor)