HOW LONG DO THE BATTERIES LAST IN THE WAX MAXER VAPE PEN Posted by October 17, 2019October 18, 2019 Leave a comment on HOW LONG DO THE BATTERIES LAST IN THE WAX MAXER VAPE PEN Home › Frequently Asked Questions (FAQ) › All Products › HOW LONG DO THE BATTERIES LAST IN THE WAX MAXER VAPE PEN Posted by user on October 17, 2019 On average the battery that comes with the Wax Maxer will last a few days with constant use. When using the mod you can expect the battery to last nearly a week with standard use when operating at about 10 watts.