Features: Highs sensitivity, fast response, suitable for indoor areas that require highs sensitivity and fast response,waterproof. Dustproof, waterproof, anti-condensation, suitable for highs humidity environment and outdoor environment (normal work in rain and fog). Temperature and humidity sensor with RS485 communication function modbus rtu moisture temperature transmitter. Standard RS485 output , can achieve long-distance communication. Wide measurement ranges and can be powered by a DC5V-28V voltage supply, making it highly practical for various applications. Specifications: Material:ABS,Metal Type:MD03,MD04 Voltage:DC5V-28V Power Consumption: 0.05W Humidity range: 0-100%RH Temperature range: -40~80 (MD03), -40~120 (MD04) Accuracy:Temperature0.3,Humidity 0.3%RH Communication protocol: standard MODBUS-RTU communication protocol Communication method: RS485 communication Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Temperature Humidity Transmitter