The controller is suitable for medium and low temperature cold storage and heating equipment temperature control. Features include temperature measurement, display, and control; temperature correction; over-temperature and sensor fault alarm; factory setting one-key recovery; ability to preset a group of parameters with one-key recovery; touch button operation with key lock function. Simple and convenient operation, easy to use. Technical parameters: 1. Temperature measuring range: -40~99 2. Temperature controlling range: -40~85 3. Accuracy: 1 at (-30~50); 2 at other ranges 4. Resolution: 0.1 5. Relay capacity: 10A/220VAC 6. Power supply: 220VAC 10%, 50/60Hz 7. Ambient temperature: -5~60 8. Probe type: NTC (10K/25, B value 3435K) Material: Plastic Color: Black Package Contents: 1 x Thermostat 1 x Probe Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the actual product. Measurement error allowance is +/- 1-3cm. Only the above package content is included; other products are not included.