VONOTO 1M 3 Feet USBCBL USB & 3.5mm to 2 RCA & USB AUX Extension Flush Mount Cable with Dash Mounting Bracket for Car Motorcycle Boat Bike Trailer dash or other surface VONOTO 1M 3 Feet USBCBL USB AUX Extension Flush Mount Cable with Dash Mounting Bracket for Car Motorcycle boats (USB & 3.5mm to 2 RCA & USB) Convenience Extention Works on vehicles indash Radio with 3RCA Audio Video /USB to 3.5mm AUX or USB Input mount. Designed for in car but can be used for any application front or rear use.Like boat/RV home Portable units Cranes trucks. You can use this USB mount to replace the car Cigarette lighter or drill a 28mm - 30mm hole to install this cable This USB mount cable is come with the nuts and covers. And it is water proof.