Features 2 Working Modes: The temperature controller has 2 heating modes, heating mode, when the temperature is lower than the stop heating temperature. And cooling mode, when the temperature is higher than the stop cooling temperature. Widely Used: The digital display temperature control module can be widely used in greenhouses, air conditioning systems, constant temperature systems, instrument boxes and laboratories, etc. Waterproof Probe and Connector: The 1m stainless steel waterproof probe in the kit is not easy to rust and easy to use, equipped with rapid connector wiring is simple, safe and beautiful. ABS Housing: Our digital LED temperature controller is made of ABS material, environmental protection, impact resistance, high and low temperature resistance. High Accuracy of Measurement and Control: LED indicator can show the current output status, digital display tube can show the measured temperature, high accuracy of temperature measurement and control. Specification: Item Type: Temperature controller Model: XH W3001 Material: ABS, PVC Voltage: AC110-220V Power: 1500W Temperature Range: -55℃ - +120℃ Error: 0.1℃ Size: Approx. 60 x 45 x 31mm / 2.4 x 1.8 x 1.2in Package List: 2 x Temperature Controller 4 x Wiring Connector Note: This digital thermostat only supports degrees Celsius. Package List 2 x Temperature Controller 4 x Wiring Connector