Rather then try to find a digital 12 volt unit I suggest you buy an inverter with the correct amount of watts for a small flat pannel digital tv and power it with a battery that is charged during the day using a solar pannel. This works very well and...
This is a very usefull application and I am glad you posted the info here. I did download it already. One thought I have is that it would be great if you included a link to a server where users could post pictures from the parks they visit and they w...