Welcome to the Store! Realize Bidirectional Data Transmission Between RS232 or RS485 and Wi-Fi or Ethernet Modbus Gateway Function, Supports Modbus Multi-Host Polling, Modbus RTU & Modbus TCP Conversion Communication Protocol, Full Coverage of Transparent Transmission Protocols, TCP/UDP/HTTP/MQTT Data Security Cannot Be Ignored, TCP/HTTP/MQTT Protocols Can All Achieve Transmission Encryption and Combine Bidirectional Certificate Verification to Ensure Data Security Rich WIFI Modes, AP, STA, AP+STA, Bridging and Routing Network Standards: IEEE 802.11.b/g/n Network Transmission Rate: 11g:54Mbps 11n: 72.2Mbps Interface: RS485 UART Working Mode: TCP Server, TCP Client, UDP, Modbus TCP/IP, MQTT Baud Rate: 600bps-230400bps Data Bits: 7,8 Verification Method: No Parity/Odd Parity/Even Parity Stop Bit: 1,2 Indicator Light: Power Supply, WIFI Power Supply: DC6V-30V Power Consumption: Power Consumption Less Than 0.7W Working Temperature: -40°C-85°C Storage Temperature: Storage Temperature -40°C-85°C Humidity: 10%-90%, No Condensation Size: 68.8x41.4x25mm Product Appearance and Printed Words May Vary Depending on the Batch, But This Does Not Affect the Use Color: As Shown Material: Plastic Package Contents: 1 x Wifi Serial Server Only the Above Package Contents, Other Products Are Not Included. Note: Light Reflection and Different Displays May Cause the Color of the Item in the Picture to Differ Slightly from the Real One. The Allowed Measurement Error Is +/- 1-3cm. 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!