ITEM NAME:12V Digital Thermostat Temperature Controller, Temperature Control Range -50 ~ Description: Can be used for domestic freezer, water tanks, refrigerator, industrial chiller, bolier, steamer, industrial equipments and other temperature-controlled systems. Specification: Temperature control range: -50 ~ 110 Â ° C Resolution: -9.9 to 99.9 is 0.1Â ° C , 1 Â ° C temperature ranges other Measurement Accuracy: 0.1 Â ° C Control accuracy: 0.1 Â ° C Hysteresis accuracy: 0.1 Â ° C Refresh rate: 0.5 S High temperature protection: 0 ~ 110 Â ° C Input Power: DC12V Measuring inputs: NTC (10K 0.5%) Waterproof sensor Output:10 a relay all the way Environmental requirements: -10 ~ 60 ℃ Humidity 20% -85% Power consumption: Static current: