_x000D_ _x000D_ _x000D_ Model:ETC-974 _x000D_ Temperature measure range: NTC probe :-50~110Celsius(-58~230Fahrenheit) _x000D_ PTC probe:-55~140Celsius(-67~284Fahrenheit) _x000D_ Display resolution:1Celsius/0.1Celsius(with the swithch mode between integer and decimal) _x000D_ Accuracy:NTC:0.5Celsius(-30Celsius~50Celsius);other1Celsius _x000D_ _x000D_ PTC:1Celsius(-30Celsius~50Celsius); other2Celsius _x000D_ Probe type :NTC(-50Celsius~120Celsius) ;PTC(-50Celsius~150Celsius) _x000D_ Power supply:230VAC10% ;50/60Hz _x000D_ Rated current of the relays(refrigeration ,defrost and fan):8A/220VAC _x000D_ Use temperature:-5Celsius~55Celsius _x000D_ Relative humidity:10%-90%RH (not condensing) _x000D_ Storage temperature:-30Celsius~85Celsius _x000D_ Input: 2 NTC sensor _x000D_ Colour:Black+red _x000D_ Material:plastic _x000D_ Size:77x34.5x58mm _x000D_ Sensor lenth:2M(include the probe) _x000D_ _x000D_ Package Contents: _x000D_ 4 x Temperature Controller _x000D_ 4 x NTC probe _x000D_ 4 x PTC probe _x000D_ _x000D_ Only the above package content, other products are not included. _x000D_ 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. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_