Support Industrial Temperature: -40C to +85C Wi-Fi Standard:802.11 b/g Flash:2MB :mbed Network Protocol:IP,,UDP,DHCP,DNS,HTTP Server/Client,, BOOTP, AutoIP, ICMP,Web socket, Telnet, uPNP, NTP, Modbus Security Protocol: v1.2 128Bit DES3 Network Mode:STA/AP/STA+AP Storage Temp:-45 - 105C, 5 - 95% RH Input Voltage:Protoss-PW11-H:100-240VAC 50-60Hz Protoss-PW11-M:9-48VDC 1A Working Current:-200mA Power:Less than 700mW Due to different factory batches, the product words are different, and the product accessories have slight differences in color and appearance, but it does not affect normal use Colour:As Shown Material:plastic Package Contents: 1 set x DIN-rail RS485 to WIFI serial port server PW11-M 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.