Features Multi Function Meter: The temperature controller has a multi-function adjustment meter function and supports both Celsius and Fahrenheit readings 0-400℃. Easy to Install: Simple detachable shell, easy to maintain and install, with fast temperature control, fast response, small overshoot, and high precision. Reliable and Stable: Using high-precision imported chips, the control operation is stable, the precision is high, the temperature control is accurate, and the sensitivity is high. Material: Made of high-quality materials, durable and long service life, this PID thermostat can be used for temperature measurement, constant temperature control, temperature switch, temperature alarm. Wide Range of Applications: PID controllers are widely used in automotive systems in light industry, chemical industry, machinery, metallurgy, ceramics, metallurgy and other industries, or temperature control and regulation systems in food and beverage, smoking, incubators, ovens, etc. Specification: Item Type: Temperature ControllerModel: REX-C900 Panel Size: Approx. 96 x 96mm / 3.8 x 3.8in Opening Size: Approx. 92 x 92mm / 3.6 x 3.6in Setting Depth: 78mm Total Product Length: Approx. 86mm / 3.4in Action Voltage: 220VAC 50/60HZ Temperature Range: 0-400℃ Temperature Control Accuracy: 1.0 Control Method: PID control and auto-tuning control Product Power Consumption: Less than 10VA Indexing Number: K type Output Method: RELAY+SSR Package List: 1 x Temperature Controller2 x Fixing Screw1 x User Manual Package List 1 x Temperature Controller 2 x Fixing Screw 1 x User Manual