The TENSE STC-100A / Digital Electronic Thermostat and Temperature Controller Firstly , it enables precise temperature management. Consequently , it suits both heating and cooling applications. Moreover , it features easy-to-read LED display. Therefore , monitoring is clear and simple. Furthermore , it offers high-accuracy sensing. In addition , it includes temperature calibration functionality. Yet , it is highly affordable and compact. Hence , it fits diverse installations easily. Similarly , it uses a standard NTC sensor. Features: Cold, hot output mode is optional. Can be used in the chiller. Show changes in to control temperature. Temperature high and low limits set. Compressor delay protection. Suitable for all kinds of cold storage, refrigerator, water chiller, seafood machine, small heating equipment, etc. Specification: Model : STC-100A Color :Grey Relay capacity: 10A (0.5HP) / 220VAC Temperature measuring range: -40 ~ 99 ° C Temperature control range : -40 ~ 99 ° C Resolution : 1 ° C Accuracy: ± 1 ° c ± 0.5 digits Ambient requirements : temperature: 0-60 ° c humidity: 20% -85% (no condensate) Consumption : ≤ 3W Input: 1 NTC sensor Sensor length: 2M (include the probe) Delay time in case of sensor error : 1 min Front panel security level : IP54 Storage temperature: -30 ° c-75 ° c Front panel size : 77 (L) x34.5 (W) mm / 3x1.35in Installation hole size : 71 (L) x29 (W) mm Item size : 77 (L) x34.5 (W) x62mm (D) /3x1.35x2.42in Package Include: 1 x Electronic Thermostat STC-100A, Temperature Controller