Feature 1 PID CONTROL: The thermostat adopts PID algorithm, could restore the measured speed to the expected value with minimal delay and overshoot. 2 HIGH ACCURACY: The temperature detection controller can perform digital quantitative control of temperature, with high accuracy and sensitivity. 3 LED DISPLAY: The PID temperature controller adopts 7 segment LED display, which is intuitive and convenient to operate. 4 HIGH WIRING DENSITY: The circuit board of the temperature controller has high wiring density, ensuring stable and reliable performance. 5 DUAL CONTROL: The thermostat has a variety of defrosting management methods, supporting dual control of temperature and time, meet diverse use needs.Item Type: PID Temperature ControllerMaterial: PCAllowable Voltage Range: 90%-110% of rated voltageOutput Current: 4-20MARated Voltage 100-240VACDisplay Mode: 7 segment LED (PV: red, SV: green)Control Accuracy: 1-100, 0.1-50.0Control Mode: ON OFF, P, PI, PD, PID controlAlarm Output: AL1, AL2 Relay: 250VAC 1A 1aSize: Approx. 96x96mm/3.8x3.8in Package List1 x PID Temperature Controller2 x Accessories1 x User Manual