RS232 Serial DB9 D-sub Connectors Plug With Plastic Shell 485 COM Port 9 Pin Jack Socket Removable Protective

Does it include wireless functionality? : No Does it include a Battery? : No EU LVD Voltage : Low voltage: Below 50Vac or 75Vdc High-concerned chemical : None Model Number : DB9 D-sub Connectors Plug Voltage : 24V Origin : Mainland China Certification : NONE