Welcome to the store! 1. The product is small and exquisite, easy to carry and store 2. Reverse polarity protection, strong anti-interference ability 3. Uses copper particle sintering or PE material protection, waterproof and breathable 4. Uses digital temperature and humidity sensors, with high accuracy and trouble-free 5. Widely Used: Suitable for high-temperature environments, such as ovens, saunas, steam rooms, etc.: DC5-28V Maximum power consumption: 0.05W Measurement accuracy Humidity: 3% RH (60% RH/25) Temperature: 0.3 (25) Working range: -40 ~+80 0% RH~100% RH Communication protocol: MODBUS_ RTU communication protocol Output signal: RS485 signal Temperature resolution: 0.1 Humidity resolution: 0.1% RH Temperature and humidity update time: 0.5S Line length: about 1M Applicable environment: The unit can be used in a non-condensing environment of 0-99% RH Color: Photo Color Material: PE Type: Metal Head Package Contents: 1 x Temperature and Humidity Sensor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real item. The allowed measurement error is +/- 1-3 cm. Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!