IMAGE Digital SNR PID Temperature Controller - Dual Display with 3 Feet K Thermocouple Display: Dual display for Fahrenheit(F) and Celsius(C). Range: 0-800 (Only when with the factory K type thermocouple) Main Output: SSR: Open circuit: 4V, Closed Circuit: 24V 40mA DC. Auto-tuning PID cooling/heating control. 1 RELAY alarm:Normal open, capacity 250V/3A AC or 30V/3A DC. 7 different Dual Output combinations with: high / low / high deviation / low deviation/ interval / out of interval /breakage alarm. Accuracy: 0.2%. Input: Thermo Resistor: PT100, Cu50, Thermocouple: J, S, K, E,Wre3 ~ Wre25. Dimension: DIN: 1/16 (48mmX48mmX80mm). Net Weight: about 150g. K type thermocouple, 0-800, 2m cable(6 feet).