Supply:AC 110V-220VTemperature Control Range:-55 Celsius-120 CelsiusResolution Ratio: 0.1 Celsius(-9.9-99.9); 1 Celsius(other range)Measurement accuracy: 0.1 CelsiusControl accuracy: 0.1 CelsiusSensor: NTC10K Waterproof sensorOutput: Relay Contact Capacity: 10A 220VEnvironmental requirements: -10-60 Celsius , humidity 20%-85%RHSensor wire: 1 meterFunctionP0: refrigeration or heating modeP1: return difference settingP2: maximum temperature setting upper limitP3: minimum temperature setting lower limitP4: temperature correctionP5: delay start time (unit: minute)Colour:blackMaterial:plasticSize:79x43x26mmPackage Contents:1x Digital Temperature ControlOnly 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.