Still looking for a portable fence charger to use while camping:
How about just getting a cheap 5 mile one that works off a car battery and get a cheap car battery? I think I would be skeptical about 4 D batteries providing enough of a shock to keep my horses interested.
Oh why oh why is it so hard to find what I want??
A small, portable electric fence charger around $100! Preferably solar.
Looking at this one now: