-. EAN : 0712392090285 -. Feature : - SPDT relay output. This means you have "normally open" and "normally closed" output / - LCD display of current sensor temperatures, current differential, and differential setpoint. / Freeze protection, will not trip relay if either of the sensors are disconnected, or below freezing / - User selectable Celsius/Fahrenheit readout. / - Will run from just about any "wall wart" type power supply. (not included) -. Label : SBE Solar Technologies -. Manufacturer : SBE Solar Technologies -. Model : PDT1.2 -. PackageQuantity : 1 -. ProductGroup : Home Improvement -. ProductTypeName : PLUMBING_FIXTURE -. Publisher : SBE Solar Technologies -. Studio : SBE Solar Technologies -. Title : SBE Solar Tech Digital Differential Thermostat -. UPC : 712392090285