1. Intelligent temperature controller, cooling/heating -99~400 degrees. 2. Smart PT100 temperature sensor, durable, suitable for many occasions. 3. Can be used for tin furnace/high temperature trough/UV curing machine/high temperature equipment/film sealing machine 4. Can be used for vegetable cultivation, warehouse, household freezer, cold storage, poultry farming, water tanks, refrigerators, industrial chiller, boiler, steamer, industrial equipment and other temperature controlled systems.: Temperature control range: -99Celsius-400Celsius Temperature measurement error: 0.5Celsius Sensor model: PT100 Display accuracy: 1Celsius Operating voltage: AC220V Working current: 200MA Relay contact current: 10A AC220V 2200W Data storage: Yes Operating temperature: 0Celsius-60Celsius Storage temperature: -10Celsius-60Celsius Colour: Black Material: ABS Package Contents: 1 x Temperature Controller 1 x PT100 M8 Probe Sensor Only the above package content, other products are not included. Note: Light shooting 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.