The j7+ has a 150-minute runtime, which covers about 1,200 square feet on a single charge with some battery left over.What is the self-emptying base and how often do you change the bag?

The self-emptying base automatically empties the vacuum’s bin into a disposable bag that holds up to 60 days of debris; with two shedding animals, the reviewer changes it every three weeks.

Report 006972. Filed.