I went out to the storage area to try to install a TV behind the doors in the bedroom of our Bullet 247BHSWE. Sadly that didn't work out (TV is about .3 inches too thick at 1.9 inches with a .6 inch m...
My battery phantom loads include, antenna booster, propane detector, The refrigerator and furnace brains, and radio/DVD player. The phantom load measures between 250 ma. and 400 ma. and will draw down my battery about a week.
Since I do not use a battery tender, I disconnect the negative battery lead when the TT is not on shore power. Simple but effective.