What further features and functions might I see on a petrol hand held garden blower vac?

•  Separate, swappable tubes for blowing and suction functions

 

•  Patio wheels fitted or included as accessory, to run along ground like a conventional vacuum cleaner

 

•  Reinforced, metal blades for shredding harder material (acorns etc)

 

•  A material separator with container for harder items (acorns, pine cones etc)

 

•  A telescopic tube

 

•  High power shredding with up to 15:1 ratio

 

•  Special lubrication systems

 

•  Better power/weight ratios

 

•  Extra ergonomics (e.g. soft grip handles, anti-vibration dampers  etc)