Specifications: Temperature control range: -50 ~ 110 ¡ã C. Resolution: -9.9 to 99.9 is 0.1¡ã C , 1 ¡ã C temperature ranges other. Measurement Accuracy: 0.1 ¡ã C. Control accuracy: 0.1 ¡ã C. Hysteresis accuracy: 0.1 ¡ã C. Refresh rate: 0.5 S. Input Power: DC12V. Measuring inputs: NTC (10K 0.5%) Waterproof sensor 0.5M. Output: 1 Channel relay output, capacity = 10A. Environmental requirements: -10 ~ 60 ¡æ . Humidity 20% -85%. Power consumption: Static current:<=35MA, Attract current:<=65MA. Easy and convenient to use. Size:7.8cm x 5cm x 2cm. Package Included: 1 x Temperature Control Switch