Free Shipping, Unused, Set of 2, 5.5mm x 2.1mm DC Power Plug 12V Power Connector, DC Jack Adapter, DC Plug Connector, Female + Male DC Jack Conversion Plug for CCTV Cameras and LED Strip Lights Product Specifications: Product Name: DC Connector with Screw Terminals. Set of 2 (Female + Male) Connector Type: 5.5mm x 2.1mm. Excellent Material: Made of plastic, soft body, simple design. Color: Green and Black. Function: Easier to connect single wires to open cable head installations, saving time and providing safer cable connections. Applicable Scope: Great for CCTV cameras, LED strips, security, surveillance equipment, DC power converters, and other device output/input connections, or other DC 12V devices. Easy Installation: Easy to install, the plastic stick has plus and minus signs, convenient for DIY. No box