USB type A male to female power cable is a two-core cable that can only be used for charging, over 3A current, and supports low power devices. It does not support the fast charging protocol.
USB DC switch cable is suitable for charging digital devices and electronic products with USB-A interface, such as mobile phones, tachograph, LED light bar, LED small table lamp, USB small table lamp, USB fan and other small power electrical appliances power supply and charging extension.
The power supply can be switched at any time by pressing the button to open and close, avoiding repeated insertion and removal, reducing wear on Type-A interface and increasing the service life of the cable.
Data transmission is not supported, and the cable cannot be used for high-power devices such as computers, and cannot be directly plugged into the PD charger.
The switch cable don't transfer usb data, Only Support DC5V power charging.(5V 3A max)