Fangrui Product Details Mc101 Series Inst Ents: Four-digit Led Digital Display,measurent Accuracy 0.. The Maximum Resolution 0.1 Degree At Thrmocouple And Thermal Resistance Input, The Maximum Resolution 0.001 At Analong Input. Universal Input, Support 10 Different Types Of Thermocouples And Rtd Inputs By Customers Selected At Panels. The Thermocouple And Thermal Resiatance Of Inst Ent Input Signals Can Be Set Freely. Uses It In Heating Control As Well As For Cooling Control Auto-tune Function Can Find The Pid Parameter Automatically Displays Temperature In Celsius (celsius) Or Fahrenheit (fahrenheit) Four Digits Led Display Can Go Up To 9999 Uses It For Kiln,furnace,oven,incubator Temperature Control It Is Used In Various Industries To Control And Monitor Process Temperature Short Shell Relay Contract + Solid-state Relay( Ssr) Voltage Output (just Support One Group Output) Colour:black Material:abs+electronic Components Size:5.0 Cm X 5.0 Cm X 10.0 Cm Package Contents: 1x Pid Digital Temperature Controller 1x English U