4X 220V/STC-/1000 Digital Temperature Controller Thermostat with NTC

Control temperature range: -50 - 90 Deg.C (adjustable)<br> Control temperature difference: 0.3 - 10 Deg.C (adjustable)<br> Resolution: 0.1 Deg.C<br> Accuracy: +/- 1 Deg.C (-50 - 70 Deg.C)<br> Sensor: NTC sensor<br> Sensor error delay: 1 minute<br> Relay contact capacity (Heating): 10A (max) 250 V<br> Relay contact capacity (Cooling): 10 A (max) 250 V<br> Compressor delay protection time: 1 ~ 10 minutes (adjustable)<br> Operating Temperature: 0 - 60 Deg.C<br> Storage Temperature: -30 - 75 Deg.C<br> Operating Relative Humidity: 20 ~ 85 % (No condensation)<br> Alarm Output : Buzzer<br> Power Supply: 220V<br> Power consumption: Less than 3 W<br> Cable length: 1 M<br> Package Contents: 4x thermostat<br> Only the above package content, other products are not included.<br> Note: Light shooting 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.