Description: Control of heating or cooling Red and blue double LED display Independent two-way temperature controller Resolution of temperature display 0,1 Direct output Supports high (low) temperature alarm and support for power failure (the parameters of sudden power failure are still valid Application: Temperature control at home, on the farm, in various cold stores, greenhouses, aquariums, etc. Specifications: Display type: Digital Material: ABS+PCB Style:Standing Station Temperature sensor: NTC 10K Senor Length:1.0m Temperature measuring range: -55C to 120C Resolution: 0.1C Accuracy:1 C Power supply: 110-220VAC 50/60Hz Power consumption: <3W Storage temperature: -30C to 75C Relative humidity: 20%~ 85% (no condensate) Capacity of relay contacts: Two relays Max 10A, direct output Item size: 7.5*5.5*3.1cm*2.95*2.16*1.22in Item weight: 80g PM2.82oz Setting the switch-on temperature: Press the "up" button once to display the start temperature. Press and hold the "up" button for about three seconds. The desired temperature can be set with the up and down buttons. Setting the switch-off temperature: Press the button once to display the power off temperature. Press and hold the button for about three seconds and the stop temperature number flashes. The desired temperature can be set with the up and down buttons. Press the Up 1 and Up 2 buttons simultaneously to enter setting mode. How to restore the factory settings Press "Down 1" and "Down 2" buttons simultaneously to restore factory settings Temperature correction Press "Up 1" and "Down 1" simultaneously for 3 seconds. positive value measured value corrected value (group 2 temperature correction is the same method) Scope of delivery: 1 Temperature regulator 2Waterproof sensor