A:AnswerIt’s based off of the green light on top of the charging base. It tracks the edge of the wall or bounces around until it can see that green light again then it will go to the charging base.
A:AnswerNo. The canister that holds the dirt during normal vacuum mode is swapped out with a canister filled with cleaning solution (water) and the mop pad.
A:AnswerIt does extremely well with dog hair. It's spring which means shedding season and if I don't run the vacuum everyday I get a layer of hair on my floor. Just remember to empty the tank often as you would be surprised just how much hair is laying on the floor and getting picked up.
A:AnswerI had a small amount of cleaner to my water. I would recommend just a small amount a lot less than the normal recommended portion as the tank is relatively small and there's only a pad that's actually doing the mopping.