Feature: 1. Air Cooled Output: The temperature controller adopts air cooled freezer output, three control outputs, and two temperature inputs 2. Waterproof: The digital thermostat adopts ultra thin waterproof design and external transformer, which is safer and more reliable to use 3. Multi Defrost Mode: The temperature controller has a variety of defrosting modes that can be set, suitable for variety of scene requirements 4. Stable Performance: The temperature controller has undergone strict quality tests and has stable and reliable performance 5. High Strength ABS Housing: This temperature controller housing is made of high quality ABS with high strength, provides longer service life Specification: Item Type: Digital Temperature Controller Material: ABS Working Voltage: AC220V ±10%, 50/60HZ Output Load: Load Relay: Normally open 30A 220V AC, can be directly used on loads below 30A Defrost Relay and Fan Relay: 5A 220V AC Power Consumption: ≤3W Working Environment: -10℃ to 50℃, RH ≤90% Control Range: -50℃ to 50℃ Resolution: 0.1℃ Accuracy: ±0.5℃ Input Signal: One temperature sensor, one defrost sensor. Package List: 1 x Digital Temperature Controller2 x Probe Wire Note: Pay attention to the correct operation.