The Inkbird ITC-308 Wi-Fi is a popular, easy-to-use, plug-and-play digital temperature controller that allows for remote monitoring and control via a smartphone app. It features dual relay outputs for simultaneously managing both heating and cooling devices, making it ideal for applications like homebrewing, aquariums, and reptile vivariums. Key Features and Specifications Connectivity: Wi-Fi enabled (supports 2.4GHz routers only) for remote monitoring and control using the free "InkbirdSmart" app on iOS and Android devices. It also works with Google Home and Amazon Alexa. Dual Relay Output: Can connect both a heating and a cooling device simultaneously (e.g., a fridge and a heater) to maintain a specific temperature range automatically. Display: Features a dual LED display window to show both the measured temperature and the set temperature at a glance, with support for both Celsius and Fahrenheit units. Safety Features: Includes high and low temperature alarms, a sensor fault alarm, and compressor delay protection for refrigeration equipment. Temperature Range: Measures a range of -40℃ to 100℃ (-40℉ to 212℉) with an accuracy of 0.1℃/℉ for temperatures below 100. Power: Maximum output load is 1100W at 110V or up to 2400W at 240V. Usability: Plug-and-play design requires no complex wiring, making it simple to set up and use. Settings are saved permanently even after a power loss.