High-precision LCD Digital Smart Thermostat Temperature Control Switch Controller Fish Tank Pet Heating Home Thermostat Socket with Timer Sensor black.Function: . The external temperature detector can detect the temperature . Set the start and stop temperature . Cycle timing, start and stop time, timer switch . It is widely used in intelligent control, such as carbon heating, aquaculture,greenhouse, home life and other places. Specifications: Temperature display range: - 40 ℃~120 ℃ Temperature