Fangrui Product Details This Controller Is Suitable For Temperature Control Of The Middle And Low Temperature Cold Storage; It Could Measure,display,control Temperature,with The Function Of Temp. Calibration,forced Defrost,over Temp. Alarm And Sensor Failure Alarm,one Key Recovery Of Factory Default Value,parameters Preset And One Key Recovery; It Adopts Touch Key Design With The Key Lock Function; Two Way Sensor Inputs:cabinet Temperature Sensor And Defrost Temperature Sensor. Three Way Control Output:refrigeration,defrost And Fan. Temperature Measuring Range:-4099temperature Controlling Range:-4085accuracy:1at(-3050;2at Other Range Resolution:0.1power Consumption:less Than 5w Output Capacity:refrigeration:10a/220vac Defrost:10a/220vac Fan:10a/220vac Power Supply:220vac ,50/60hz Ambient Temperature:-560probe Type:(10kohm/25b Value3435k) Colour:black Material:plastic Size:sensor Length:2meters Package Contents: 1 * Thermostat Only The Above Package Content, Other Products Are Not I