Specification:Item Color: BlackVoltage:DC 12VWorking Temperature: -20-60℃Size of Connector: 5.5*2.1mmTotal Length: 30cm (Approx.)Material: PVCFeature:5.5x2.1mm DC Connector Switch Power Plug Cord For LED StripReliable connect, good performance.Its easy installed to led lighting system.Package Included:20 x DC Connector Switch Power Plug Cord