Hmm, now you've got me thinking.
Since the TV is designed as a 12v model that can run off a cigarette adapter I assumed its internal power supply would allow it to run on a range of voltages (say 11 to 14 volts) the way a laptop's will.
The TV is sold for trucks, RVs and boats.
95 Catalina 30 Island Time
“If a man is to be obsessed by something, I suppose a boat is as good as anything, perhaps a bit better than most" - E.B. White