Features: Suitable for WiFi Router, Speaker, LED Light, etc 20AWG Thick copper wire can support 5A current at most., thicker than ordinary 24AWG wire,high efficiency and low heating. Interface specification: USB-A to DC5.5x2.5 connector, may also compatible with 5.5x2.1 USB-A male connector is equipped with AD voltage detection chip, and AD is equipped with real-time detection voltage When for QC-2.0/QC3.0 USB input,5.5x2.5mm output is 9V or 12V(optional),your USB adapter must have QC3.0 9V 12V output,if standard USB 5V input,output is 5V,can not change voltage Specifications: Item: QC3.0 USB-A to DC5.5x2.5mm Converter Line Plug-A : USB-A Male, Plug-B: DC5.5x2.5mm Male Connector.<br/> Activated object: PD-charging PD-mobile power supply Activation voltage: 9V/12V Output interface: DC5.5x2.5 round tuning fork interface (positive inside and negative outside) Applicable object: interface device (9V 12V) Compatible Devices：Monitor, Router Connector Gender：Male-to-Male Cable Length：Approx 1.2M/47.24in Package Includes: 1 PC x USB-A Converter Cable note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!