I recommend using the Magnetic Door Sensor # LC374198 for your custom boat project. These sensors are safe to be used in wet conditions and being magnetic will allow you to place the wired sensor on either the door or frame where you plan to mount the light. You will then be able to place the magnet side on the other side. This switch provides a open circuit when magnets are together and closed circuit when they separate so it will turn the lights on when you open the storage area hatch.
The... view full answer...
The Voyager WiSight 2.0 Wireless RV Backup Camera System w/ Night Vision # ASA57YR you're looking at is a great choice and would be a nice upgrade to the previous Amazon systems.
If your Airstream is not pre-wired then you have no choice but to hardwire it into your factory wiring. This camera system, would just need to be spliced into your reverse light circuit and you'll be good to go. The in-cab monitor just uses a standard 12v cigarette lighter to power it, so there won't be any additional... view full answer...