STC-8080Aand is a universal temperature controller with single sensor,specify all the functions as refrigerating,defrosting,alarming when temperature exceeds setting limit. Compressor delay protection time is solidified as 3 minutes,Controller start up and close according to the solidified proportional time when sensor error,which can be applied to the industries such as cold storage,refrigerator car,etc. Main functions: To measure,display and control temperature. Defrosting cycle and defrosting time is adjustable. Alarm when temperature exceeds setting temperature limit value. Compressor start up delay protection. Compressor work as scheduled time when sensor error. Model: STC-8080Aand supply voltage: 220VACand10 percent or -15 percent ,50 or 60Hz consumption: less than 3W Temperature measuring range :-50C to 99 C The temperature range is :-40C to 50 C Measurement accuracy: 1 C Accuracy: 1 C (-40 to 50 C), 2C (Other) Relay capacity of compressor:10A or 220VAC, Relay capacity of defroster:10A or 220VAC Sensor error relay time :1 minute Sensor type :NTC sensor Front panel safe level :IP64 Operating temperature:0C - and60C Relative humidity :20 percent -85 percent ( No condensate ) Storage temperature:-30C - 75C Colour: black Material: plastic Package Contents: 1 x STC-8080Aand Digital Temperature Controller Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.