220V Digital LED Temperature Controller Thermostat Control Switch NTC 10K Probe Features: Temperature measurement range: - 50 ~ 110 Celsius Temperature control range: - 50 ~ 110 Celsius Temperature measuring accuracy: plus or minus 0.2 Celsius Temperature control precision: plus or minus 0.1 Celsius Measuring input: NTC10K L = 1 meters waterproof probe Input power: according to the classification of choice Output power: according to the classification of choice Appearance size: 60 * 45 * 31 mm press up button show the starting temperature long press UP button the temperature display Flashing , press the UP or Down button Set the start temperature value Press Down button show the Stop temperature long press Down button the temperature display Flashing , press the UP or Down button Set the stop temperature value Package Included: 1x 220V Digital LED Temperature Controller Thermostat Control Switch NTC 10K Probe