5V-9V-12V usb a male to DC5.5*2.1 cable for WIFI router step up USB dc dc converter
5V-9V-12V usb a male to DC5.5*2.1 cable for WIFI router step up USB dc dc converter DC-DC converter DC converter, convert voltage from 5V 2A to 9V/12V Features: 1)Expanding application of power bank, use it supply power to all device which input is 9V/12V at anytime and anywhere urgently, no worry of power failure. 2)Small size and volume, easy to carry. 3)High quality inner core circut and IC, stable and reliable, little interference, and convesion efficiency up to 95%. 4)Unzerbrechlich plastic shell, hard to break.
5V-9V-12V usb a male to DC5.5*2.1 cable for WIFI router step up USB dc dc converter DC-DC converter DC converter, convert voltage from 5V 2A to 9V/12V Features: 1)Expanding application of power bank, use it supply power to all device which input is 9V/12V at anytime and anywhere urgently, no worry of power failure. 2)Small size and volume, easy to carry. 3)High quality inner core circut and IC, stable and reliable, little interference, and convesion efficiency up to 95%. 4)Unzerbrechlich plastic shell, hard to break.