The Hive Thermostat Hub Nano 2.5 in White is a sleek and modern programmable thermostat that is compatible with Hive, Apple HomeKit, Google Assistant, and Amazon Alexa. It features easy control through the Hive app, remote access, and a simple set-up process. The thermostat is powered by batteries and has a square-shaped design, making it a stylish addition to any home. With its Wi-Fi connectivity and programmable settings, the Hive Thermostat Hub Nano 2.5 offers a convenient and efficient way to control your heating and cooling systems.