CGTime 2 1Mm Adapter Coupler Camera Review

Size:(4.2CM) Colour:(black) Package Quantity:(2 pack) Material: Metal + plastic Features: DC Power 5.5mm x 2.1mm Male to Male Coupler. 2.1 Inner x 5.5mm Male to Male DC Power Jack Adapter for small electronics and devices which Use a 5.5mm DC barrel jack for a power adapter. 2.1 Inner x 5.5mm DC Power Jack Adapter for CCTV security surveillance camera,led light,Router,Mini Fan,Cable Modem,Hub, photo player,SCM development, electronic dog, access control attendance ,car charger . Etc. Connect two Cables together using this coupler,Great for adding an extension to your existing cable. Note: Please make sure the DC output and tip size of ac adapter are accordant before you bid.