Power supply: 230VAC±10% 50/60Hz Rated current of relays (cooling): 10/220VAC Operating temperature: -5 Celsius ~ 55 Celsius Relative humidity: 10% - 90% (non-condensing) Storage temperature: -30Celsius~85Celsius Temperature control range: Probe: -50-110Celsius(-58-230Fahrenheit) PTC probe: -55-140Celsius(-67-284Fahrenheit) Display resolution: 1 Celsius/0.1 Celsius (with integer and decimal switching mode) Accuracy: : ±0.5Celsius(-30Celsius-50Celsius),other,±1Celsius PPT: ±1Celsius(-30Celsius-50Celsius),other,±2Celsius Probe type: (-50Celsius-120Celsius) ;PTC(-50Celsius-150Celsius) Product;Length 77x Width 34.5xDepth 58(mm) Size of: length 71 x width 29 (mm) Probe cable length: 2m (including probe) Colour: black Material: plastic Package Contents: 1 x Temperature Controller Only the above package content, other products are not included. Note: Light reflection 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.