EU Outlet Plug Digital Thermostat Socket Temperature Controller Timer Switch Accuracy Cooling Heating Regulator Thermometer blue.Features: 1. The external temperature detector can detect the temperature. 2. Set the start and stop temperature. 3. Cycle timing, start and stop time, timer switch. 4. lt is widely used in intelligent control, such as carbon heating, aquaculture, greenhouse, home life, and other places. Specifications: Temperature display range: -40℃-120℃ 50/60Hz Temperature display