1、The product adopts intelligent PID control method, high accuracy, easy and simple to operate 2、The thermostat has removable and detachable shell, convenient for maintenance and installation 3、With flame‑retardant shell, high‑conductivity silver contacts are safe and stable, and have a long service life 4、High‑accuracy chip adopts SMT chip technology, high sensitivity, stable and reliable, accurate temperature measurement 5、Adopt buckle install mode, convenient and easy, suitable for detecting temperature Item Type: PID Thermostat Model: REX-C700FK02-M x DA Material: Plastic Purpose: Used to detect temperature Panel Size: Approx. 96 x 96mm / 3.8 x 3.8in Installation Hole Size: Approx. 92 x 92mm / 3.6 x 3.6in Operating Voltage: 220VAC, 50Hz/60Hz Temperature Range: 1~999(℃) Note: The factory setting value of the product is 400℃ (adjustable up to 999) Temperature Control Accuracy: 1.0 Control Method: PID control and self-tuning control Working Environment: 0-50℃, Relative Humidity: 30%~85%RH Input Method: K type Output Mode: Relay (RELAY) Installation Form: Buckle 1 x Thermostat 2 x Buckle 1 x User Manual