ITEM NAME:2.1x5.5mm USB DC 5V to DC 12V Step up Cable Line Module Converter Male Connector Description Specifications: USB to DC Convert Cable USB Input voltage: DC 5V DC output voltage:DC 12V DC plug: 5.5*2.1mm Cable length: 1M Material: High quality copper wire Package Included: 1X Converter Charging Cable Notes: The colors may be a little difference for the different monitor display. Please allow minor deviation due to manual measurement..USB to DC Convert Cable. 1X Converter Charging Cable. DC plug: 5.5 2.1mm. Cable length: 1M. Material: High quality copper wire. The colors may be a little difference for the different monitor display.