1、Adopt the latest PID algorithm, fast self-tuning and accurate temperature control 2、The welded shape is resistant to falling and stable 3、The Fahrenheit and Celsius can be set freely 4、Solid state (SSR) and relay outputs are universal 5、Suitable for all kinds of occasions where temperature measurement and control are required, such as bathrooms, greenhouse vegetables, hatcheries, etc 1 x Temperature Controller2 x Screw Fixing Bracket1 x Chinese User Manual1 x English User Manual Item Type: Temperature ControllerBrand: BERMModel: CHB902Working Voltage: AC180-240 (V) 50HzControl Type: TemperatureControl Mode: Intelligent Temperature Control RegulatorTemperature Range: 0-400 (°C)Input Signal: K-Type ThermocoupleOutput: Relay/SSRAccuracy Level: 0.5Working Environment: 0-50 °CAmbient Humidity: 35-85%Hole Opening Size: Approx. 91 x 91mm / 3.6 x 3.6inInstallation Type: EmbeddedSize: Approx. 96 x 96 x 80mm / 3.8 x 3.8 x 3.1in