Features 1、Temperature/humidity two‑in‑one controller, high quality movement, more accurate measurement, more direct reading 2、Automatically judge the humidification/dehumidification working mode, very convenient. 3、Wide range of applications, such as hatching and breeding temperature control, control cabinet constant temperature and humidity temperature control, indoor, workshop, 3C digital, etc. 4、Humidity range is 0~100%RH, temperature measurement range is ‑40℃~120℃, stable performance. 5、Controller accuracy is 0.1℃ 0.1%RH, made of phenolic laminated paper board, easy to operate, can work well. Specification Condition: 100% Brand New Item Type: XH-M452 Temperature and Humidity Control Module Material: Phenolic Plstic Plate Output: 10A Delay Power Supply: DC 12V Size: Approx. 65 x 55 x 28mm / 2.6 x 2.2 x 1.1in Humidity Range: 0~100%RH Test Probe: Integrated Sensor Controller Accuracy: 0.1℃ 0.1%RH Temperature Measurement Range: -20℃~60℃ Cable Length: Approx. 52cm / 20.5in Instructions for Use: Set start temperature+ In the normal display state, long press the "+" button for 3 seconds to start the temperature value flashing, press the +/- button to set the value, without operation for 5 seconds, it will automatically return to the detection temperature display. Set stop temperature- In the normal display state, long press the "-" button for 3 seconds to stop the temperature value flashing, and press the +/- button to set the value. Restore factory settings Long press the temperature "-" key and the humidity "+" key at the same time for 3 seconds, the digital display 888 888. Package List 1 x XH-M452 Temperature and Humidity Control Module