ITEM NAME:Digital STC-1000 All-Purpose Temperature Controller Thermostat With Sensor H2T4 Digital STC-1000 All-Purpose Temperature Controller Thermostat With Sensor H2T4 Features: 100% brand new and high quality Quantity: 1pcs Can be used for domestic freezer, water tanks, refrigerator, industrial chiller, bolier, steamer, industrial equipments and other temperature-controlled systems. Specifications: Temperature control range: -50 ~ 110 Celsius Resolution: -9.9 to 99.9 is 0.1 Celsius , 1 Celsius temperature ranges other Measurement Accuracy: 0.1 Celsius Control accuracy: 0.1 Celsius Hysteresis accuracy: 0.1 Celsius Refresh rate: 0.5 S High temperature protection: 0 ~ 110 Celsius Input Power: 110-220V Measuring inputs: NTC (10K 0.5%) Waterproof sensor Output: 10 a relay all the way Environmental requirements: -10 ~ 60 Celsius Humidity 20% -85% Power consumption: Static current: Less Than =35MA, Attract current: Less Than =65MA Easy and convenient to use Parameter Function: Long press SET 5 seconds to enter the main menu settings, press the + - toggle P0 ... P8 long press SET or 10 seconds of no key activity confirmed their return to the controller Code Code Description Setting range Factory setting P0 Cooling /Heating C/H C P1 Hysteresis setting 0.5-15 2 P2 Highest setting upper limit 110 110 P3 Lowest setting upper limit -50 -50 P4 Temperature correction -7-7 Celsius P5 Delay start time 0-10 Minutes P6 High temperature alarm 0-110 Celsius OFF Color: picture color Material: PC + metal Package Contents: 1 * Digital Thermostat