A black ABS thermostat -220V digital display automatic switching hot and cold 7.5 * 8.5 * 3.5cm --110-220V Color:Black Applications:Aquarium, Terrarium, Vivarium, Chicken Incubator Temperature Measuring Range: -50 - 90 .C Control temperature range: -50 - 90 .C (adjustable) Control temperature difference: 0.3 - 10 .C (adjustable) Resolution: 0.1 .C Accuracy: +/- 1 .C (-50 - 70 .C) Sensor: NTC sensor Sensor error delay: 1 minute Relay contact capacity (Heating): 10A (max) 250 V Relay contact capacity (Cooling): 10 A (max) 250 V Compressor delay protection time: 1 ~ 10 minutes (adjustable) Operating Temperature: 0 - 60 .C Storage Temperature: -30 - 75 .C Operating Relative Humidity: 20 ~ 85 % (No condensation) Alarm Output : Buzzer Power Supply: 220V Power consumption: Less than 3 W Cable length: 1 M Package Contents: 1x thermostat Only the above package content, other products are not included. Note: Light 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.