It's perfect for various household, institutional & industrial heating and cooling applications. Features: Heating or cooling control Red and blue dual led display Independent Dual-way temperature controller Temperature display resolution 0.1 Directly power output Support high(low) temperature alarm and support for power loss (the parameters of the sudden power failure are still valid Application range is like home temperature control, farm, various cold storage, greenhouse, aquarium, etc Specifications: Display Type: Digital Material: ABS+PCB Style:Standing Station Temperature sensor: NTC 10K Senor length:1.0m Temperature measuring range:-55 C ~ 120 C Resolution: 0.1 C Accuracy:1 C Power supply: 110-220VAC 50/60Hz, 12V DC , 24V DC(Please choose power supply when ordering) Power consumption: