Feature:1. Automatically switch between cooling and heating modes to keep your equipment in the ideal temperature range.2. DIY design wiring diagram, more economical and practical, more convenient to use.3. The flameretardant ABS of the plastic shell reaches the V0 level, and it has passed the antiinterference test, which is stable and reliable.4. There will be audible and visual alarms when over-temperature and sensor failure problems occur.5. Mainly used to control the temperature of refrigerators or freezers and effectively extend their service life.Specification:Item Type: Temperature ControllerMaterial: ABSPurpose: Control the temperature of the refrigerator or freezerColor: BlackTemperature Control Range: -50~110Resolution: -9.9~99.9, 0.1, Other Temperature Range 1Temperature Measurement Accuracy: 0.2%FSTemperature Control Accuracy: 0.1Refreshing Rate: 0.5SMeasurement Input: NTC (B3950=10K 0.5%) 1 meter waterproof sensorOutput Type: output switch, maximum capacity 10A.Package List:1 x Digital Temperature ControllerNote:Connect the power supply and load according to the manual, and be careful not to use overvoltage or overload.