What further features and functions might I see on an electric 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