Features: The thermostat has a wide temperature control range from -20~100℃. The output-relay can load variety of high power load. Easy to use,convenient to operate,works stably. The probe is waterproof,more sturdy and has long service life. High accuracy and the resolution is high. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Temperature Control Range:-20~100℃ Input power: DC12V Measurement input: NTCs (10K0.5%) waterproof sensor Temperature measurement accuracy: 0.1 degrees Environmental requirements: 10-60 degrees, humidity 20%-85%. Hysteresis accuracy: 0.1 degrees Refresh-rate: 0.55 High temperature protection: 0-110℃ Display type: 0.28-inch three-digit digital tube Hole size: 46×27 (length×width) Package List: 1x Digital Temperature Controller