Adapter cable for router USB 5v to DC 9v 1m 5.5x2.1mm (A class) 1 day war.
With this cable you can connect a USB 5v power supply or PowerBank to your router. Thus, during a power outage, your router will continue to work.
This cable contains a boost converter that will allow you to connect equipment that needs 9v power from a regular USB 5v.
It is also suitable for powering LED lamps, fans and other equipment that needs 9v.
The boost converter can continuously output 9v 700mAh (short time up to 1000mAh) it will not be able to output more than 1000mAh. To get the maximum output, you need to have 5v 2000mAh at the input.
Most routers (routers) operate at 300-700mAh (they may come with power supplies with a power reserve of 1000-1500mAh). You need to independently check how much your equipment consumes.