Your decision will depend on your roof surface is it sheet metal fiberglass rubberized is it flat or curved your panel s dimensions and factors such as whether the panel will need to tilt or be removed at any point.
Vehicle mounted solar panels.
Fixed solar panels are permanently mounted as on top of the rv.
You can add tilt mounts to manually adjust the angle and get the most direct sunlight.
The panel is then able to be used to charge an auxiliary battery or the start battery or even both.
When planning your solar be aware that solar panels perform best when cool.
Laptop computers tablets smartphones drones gps devices flashlights or anything else than can be charged via usb or a standard 110 volt power outlet.
This is a great idea if you use a fridge in your vehicle.
It is a good idea to design a gap between the panel and the roof for air movement.
Solar panels for fixed mounting or portable use are available.
You may need to drill holes in the solar panel frame but not always lift solar panel onto the roof of your vehicle and place solar panels where you wish.
Tp solar 20w 12v solar panel kit battery charger maintainer 10a waterproof solar charge controller adjustable mount tilt rack bracket solar cable for car rv marine boat 12 volt battery off grid 4 3 out of 5 stars 155.
There are innumerable ways to mount solar panels to the roof of your vehicle.