There shouldn't be any fumes since it won't be hooked up to anything. However, be sure to put it in something like a plastic bag and then inside of a cardboard box. There always seems to be some acid on a battery and you don't need it getting on anything.
Bill
Nodwell RN110 out moose hunting. 4-53 Detroit, Clark 5 spd, 40" wide tracks, 10:00x20 tires, 16,000# capacity, 22,000# weight. You know the mud is getting deep when it's coming in the doors.