The ecobee3 Lite Smart Thermostat is a programmable thermostat that can be controlled through various methods such as dial, switch, remote control, app control, digital, touch, and analog/mechanical. It is compatible with multiple brands and smart home systems such as Apple HomeKit, Google Home/Assistant, Amazon Alexa, and Samsung SmartThings. The thermostat comes with room/remote sensors that detect temperature, humidity, and near-field activity. It has a circular shape and can be wall-mounted. The ecobee3 Lite also features digital display, Bluetooth, timer, Wi-Fi, smart connectivity, energy report, automatic shut off, and adjustable thermostat.