RS232 Serial DB9 D-sub Connectors Plug With Plastic Shell Protective DB9 Adapter Connector 485 COM Port Removable

Does it include wireless functionality? : No Does it include a Battery? : No EU LVD Voltage : Low voltage: Below 50Vac or 75Vdc 电压 : 1V 2V 4V 5V 12V 12V 等 或自定义 High-concerned chemical : None Model Number : DB9 D-sub Connectors Plug Voltage : 24V Origin : Mainland China Certification : NONE