You can use this 2 USB mount cable to DIY your car, boat and other device you want.
This USB mount is 2 separated USB extension cable combine. So, when you install this USB mount to your device, you should connect to the right connector of your device.
It is designed for car, boat, motorcycle and trailer. It compatible with any stereo that is with USB input.
You can use this 2 USB mount to replace the car cigarette lighter or drill a hole to install this cable.
This USB mount cable comes with the nuts and covers. And it is waterproof.