24V digital thermostat Temperature controller Heating Cooling -9C-99C +probeProduct FeaturesControl temp range:-9-99CPower requirement:DC24VRelay output:1 way,rated current:10AMeasuring accuracy: 1CControl accuracy:1CProduct DescriptionUsed advanced micro-computer technology.Built-in 3 LED display windows,start temp,reatime temp and stop temp.Switch to heating or cooling mode automatically.Relay output separately,can control 1000W device.It is easily to install.Specifications:Control temp range:-9-99CPower requirement:DC24VRelay output:1 way,rated current:10AMeasuring accuracy: 1CControl accuracy:1CController Size:78x51mmTemp sensor:NTC(3950 10k 1%),waterproof stainless,10K/B3950,length:0.5mEnvironmental requirement:-10-60C,humidity:20-85%Packaging includeTemp Controller x1NTC 5m Temp sensor x 1Instruction x 1