1. 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..Screen lock protection function.Press the RESET to restore the screen for one second, and restore the factory settings..Memory function after power off2. Technical parametersVoltage 110V~230V AC 50Hz/60HzMax Load:EU FR Plug:16(2)A 230V~ max. 3680W.uUK Plug:13(2)A 230V~ max. 2900W.uAU Plug:10(2)A 240V~ max. 2400W.uUS Plug:15(2)A 120V~ max. 1800W.uTemperature Range: -40~120CAccuracy: +/- 1%Timing Accuracy: MAX 10 minutesOpen circuit (or less than -40C), the first row of the screen flashes display ''E1'', -40~-45C, display -40CShort circuit( or more than 120C ), the first row of the screen flashes displaty ''E2'', 121-129C display 120CLower than -10C, or higher than 100C, it will not display value behind the decimal pointRefrigeration mode, start temperature > Stop temperatureHeating mode, start temperature < stop temperature3. Mode buttonPress MODE. LCD display: temperature control modeTiming mode F01-F04F01 Cycling timing mode, start time(ON)/stop time(OFF) cycling timing.F02 Count down ON mode, now Ti.s OFF, delayed(start time) ONF03 Count down OFF mode, now Ti.s ON, delayed(stop time) OFF, countdown completion, turn off the output and exit the runF04 Count down ON Count down OFF mode, now Ti.s OFF, delayed(start time) ON, After starting delayed ( Stop time )OFF, Stop the time to finish the countdown, close out the output and exit the operation4.Temperature correction functionLong press mode button on electricity, real time temperature calibration after 2 secondsReal time temperature correction range: -9.9~9.9CLong press the SET for 5 seconds to automatically exit, do not save modificationLong press MODE button to exit, save the cuttent correction modification5.Package Content:1 x Thermostat Timer Socket with temperature sensor1 x Box