Product Description Precise Details Gain full control over your environment with our advanced temperature controller. Perfect for a variety of applications where precise temperature management is crucial. Specifications Power Supply: DC 24V Temperature Control Range: -55°C to 120°C Resolution Ratio: 0.1°C (-9.9 to 99.9°C); 1°C (other ranges) Display Color Options: Red/Blue Measurement Accuracy: ±0.1°C Control Accuracy: 0.1°C Sensor: NTC10K Waterproof Sensor Output: Relay Contact Capacity 20A 12V / 10A 220V Environmental Requirements: -10°C to 60°C, humidity 20%-85%RH Dimension: 79mm × 43mm × 26mm Cutting Size: 73mm × 39mm Sensor Wire Length: 1 meter Function Descriptions P0: Refrigeration or Heating Mode P1: Return Difference Setting P2: Maximum Temperature Setting Upper Limit P3: Minimum Temperature Setting Lower Limit P4: Temperature Correction P5: Delay Start Time (Unit: Minute) Package Includes 3 x Temperature Controller with NTC10K Waterproof Sensor