USB HDMI Mount Cable &ndash; Rerii 2 Meter 6ft USB and HDMI Extension Flush, Dash, Panel Mount Cable, for Car, Boat, Motorcycle and More You can use this USB HDMI mount cable to DIY your car, boat and other device you want. Please check the length before your purchase. This USB mount is a USB extension and HDMI extension cable cable combine. So, when you install this USB HDMI mount to your device, you should connect to the USB and HDMI Ports of your device. It is designed for car, boat, motorcycle and trailer. It compatible with the device that is with USB and HDMI ports. It can support charging and data transferring.(Up to the device that you connect to) You can use this USB HDMI mount to replace the car Cigarette lighter or drill a 28mm - 30mm hole to install this cable. This USB HDMI flush mount cable is come with the covers. And it is water proof. This Flush Mount USB HDMI Portis soild made and the ends are molded well and the USB mount cable is well attached and fairly thick,which is sufficiently long enough for your project Screw threads on hdmiend are solid and strong enough to keep it where you put it and stand up over time The USB flush cable can be mounted in a hole,in place of your cigarette lighter,or anywhere else using the included plastic flange The usb panel cable comes with two options to mount,a bracket that you can screw in somewhere that will hold the unit, or you can drill a hole and mount the unit in your dash (or wherever) and use the supplied nut to hold it in place If you&#039;re looking to add a USB &amp; HDMI power port or connection somewhere in your vehicle this is a very good option Rerii provides all the components you might need to put in a permanent USB/HDMIport install into a Pioneeror car,the hdmi dash panel cable comes with dust cover cap and two different sized retaining rings that screw onto the back,which makes everything fit nice and snug You are free to use this hdmi flush mount cable to provide a permanent set of ports on the panel in a truck. Components are a stiff rubber/plastic,so are probably compatible with a damp environment as long as the electircal connectors are kept dry