Item Type: Temperature Controller Model: 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 Controller 2 x Fixing Screw 1 x User Manual 1The temperature controller has multifunctional adjustment instrument function 2Simple removable shell for easy maintenance and installation 3With high-accuracy imported chips, stable to control and operate 4High accuracy, accurate temperature control and high sensitivity 5Made of high quality material, durable and long service life