You may have a Hizero, or maybe you are looking to purchase one for the first time. Well, Hizero has come out with a new and improved model: the F803. What’s new? Glad you asked! Let’s start with what hasn’t changed. You will still get 60 minutes of battery run time on any speed. The Hizero F803 is still only 8.6 lbs (3.9kg). It can still hold 500mL of clean water and 550mL of dirty water. The Hizero has always been extremely quiet at less than 60db, and that also has not cha