1. Intelligent temperature controller with cooling and heating control, temperature range: -99 to 400 degrees Celsius. 2. Equipped with smart PT100 temperature sensor, durable and suitable for various applications. 3. Suitable for use in tin stoves, high-temperature flumes, UV curing machines, high-temperature equipment, and film sealing machines. 4. Applicable in vegetable farming, warehouses, domestic freezers, cold storage, poultry farming, water tanks, refrigerators, industrial chillers, boilers, steamers, and other temperature-controlled systems. Specifications: Temperature control range: -99°C to 400°C Temperature measurement accuracy: ±0.5°C Sensor type: PT100 Display resolution: 1°C Operating voltage: AC 220V Working current: 200mA Relay contact current: 10A AC 220V, 2200W Data storage: Yes Operating temperature: 0°C to 60°C Storage temperature: -10°C to 60°C Color: Black Material: ABS Package Contents: 1 x Temperature Controller 1 x PT100 M8 Probe Sensor Note: The package includes only the items listed above. Other products are not included. Note: Lighting and display settings may cause slight color differences between the image and the actual item. Measurement error allowance: ±1-3 cm.