Usb Dc 5v to 12v Router Cable Step Up Power Cable Power Supply

Plug & play, this 5v to 12v dc converter is really handy when travelling or outdoors, just power it with a 5v 2a power bank and you can start running your 12v devices. widely usage, super convenient for different kinds of devices such as fan, table lamp, bluetooth audio, wireless router, speakers that requires for 12v power. usb input: 5v a male; dc output: 12.0v; max current: 0.6a; please note: the size of the dc connector is od: 4.0 mm and id: 1.7 mm. please check if it fits in the power jack on your devices. usb dc 5v to 12v router cable step up power cable power supply usb cable with dc jack 5.5 x 2.1mm for fan led light router speakers(1m)