Description

Usb boost converter dc 5v to 9v 12v usb step-up converter cable 3.5x1.35mm connecter for power supply/charger/power converter dc 5v to 9v 12v power regulator line with 3.5x1.35mm connecter usb step-up converter cable accessories for router optical modem wififeature: 1. usb boost converter: the input voltage is dc 5v, the output voltage is dc 12v/9v, and the maximum output current is o.8a (12v) 1a (9v) or 1a (9v). 2. application: in case of power failure, you can use usb to dc12v/9v cable to power the router through mobile power supply. in addition, it can also be applied to other 5v power devices, such as small fans, desk lamps, solar panels, usb power boxes, power adapters, speakers requiring 12v/9v power, and bluetooth-compatible audio. 3. switch&led display: our booster regulator is equipped with a switch, through which you can choose