USB DC 5V To DC 12V 2.1mm X 5.5mm Module Converter DC Male Connector Jack 4691
Reliable and fast data transfer. With this cable, you can connect your power bank to router. Thus, when power cut, you can use your power bank to supply your router!
Internet blackout solve baby, continuous power supply Artifact
Use mobile power,charging treasure or notebook usb interface
Drive after a power outage or optical router cat online
Via computer USB jack to power other devices. Such as: USB lights, USB fan, Cartoon watches, radiator, 5V mini speakers, USB HUB, etc.

Interface: USB
transfer DC5.5 * 2.1MM(2.5MM)
Input voltage: DC 5V
Output voltage: DC 9V and 12V Max
Color: Black
Material: ABS
Output current: For 800mA or less application is recommended

Package Contents:
1 X Conversion Line

Only the above package content, other products are not included.
Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.