DC Power Extension Cable,5.5mm x 2.1mm Extension Cord,12v Extension Cord 

• Connectors:
• Female: 2.1mm x 5.5mm jack. 
• Male: 2.1 mm x 5.5 mm barrel plug. 5.5mm(outer diameter); 2.1mm(inner diameter) connector for power plug.
• 5.5mm x 2.1mm extension cord to extend the adapter cable for any brand IP security camera and CCTV security cameras,standalone DVR with 2.1mm x 5.5mm plug and not other sizes.
• Compatible with 12V / 9V / 6V / 5V or lower DC equipment. this dc security camera extension cord suitable for LED light strip, rigit strip, LED signage, and CCTV IP camera, DVR Standalone, router,Audio camera,car, boat, monitors, lighting,printers, sensors, DVR, external hard drives,audio mixing and recording equipment, or anything that requires DC input and accept 12V 2.1mm x 5.5mm plug.
• Voltage: 0-12V. Current: 1-3A. The total power does not exceed 180W.
• Wire gauge: 20AWG. This wire is made of pure copper material, which has lower resistivity and better conductivity
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• Specifications:
• Type: DC5521 male plug to female socket cable
• Shape: Straight,  Inside diameter: 2.1mm, Outside diameter: 5.5mm
• Material: plastic + copper core
• Voltage: 9-12V Cable
• Wire specification: 20AWG*2C
• Color: Black
• Cable length: 3M or Customized