This thermostat with timer can automatically control the switch of cooling and heating appliances and has the function of intelligent temperature control and intelligent timing. Temperature range: -40 ~ 120 C Intelligent Temperature Sensor With this thermostat, you can accurately control the room temperature. Equipped with a 1.8m cable temperature sensor for real-time measurement. LCD With Accurate Display High-definition LCD display, clear and intuitive monitoring of all data, accurate control of real-time temperature. Accuracy: +/- 1%, Timing accuracy: MAX 10 minutes. F01: Cycle timing mode F01 cycle timing mode, according to the start time (open) / stop time (close) of the work cycle. F02: Timing mode on F02 timing mode on, currently in the off (delayed) state is on. F03: Timing stop mode F03 timing stop mode, the current is on, the delay (stop time) is off, the stop countdown is over, the output is off, and the output is off. F04: Timer on / off mode F04 timer switching mode, the current state is off, the delay (start time) is on, and the delay (stop time) is disabled after it is enabled. After the stop time countdown is completed, turn off the output and exit the operation. In timing mode, when the start time / stop time.