The controller is suitable for medium and low temperature cold storage and heating equipment temperature control. With temperature measurement, display, control; temperature correction; temperature over-temperature and sensor fault alarm; Factory setting one-key recovery; can preset a group of parameters -key recovery; Using the touch button and has a 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 range 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 value3435K) Material: plastic Colour: Black Package Contents: 1 x Thermostat 1 x probe Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.