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:USB power cable USB to DC 5.5*2.1mm.
Charging line power supply line round hole 12V boost line USB line
[Introduction]: Power the other equipment through the charging treasure. Such as: router, USB light, USB fan, small LCD TV, car purifier, 5V mini speaker, etc... .
[DC power plug size]: Outer diameter: 5.5mm, inner diameter: 2.1mm; inside and outside negative, line length 1m
[The difference between the two lines]
12V boost line: with boost components, the USB input 5V voltage through the components, boosted to 12V voltage 1A
Most routers that can be directly outside are 5.5* inside diameter 2.1
1 x DC 5V USB TO 12V OUTPUT.