5X ETC-974 Digital Temperature Controller Microcomputer Thermostats Thermostat Refrigeration Alarm 220V Sensor

Accuracy: :±0.5°C(-30°C-50°C);other±1°C. PTC:±1°C(-30°C-50°C); other±2°C Temperature measure range: probe:-50-110°C(-58-230°F); PTC probe:-55-140°C(-67-284°F) Model: ETC-974 Display resolution: 1°C/0.1°C(with the swithch mode between integer and decimal) Probe type: (-50°C-120°C); PTC(-50°C-150°C)