Vacuum, there is no consumable or filter needed for this model, so it doesn't have running cost.
In excellent conditions
3-in-1 Stick Vac
Multi-purpose vacuum for easy clean-ups
The 3-in-1 Stick Vac can be used as a lightweight stick vacuum on carpet, area rugs and hard floors. Then you can quickly remove the Quick-Release Handle and keep the foot attached for convenient stair cleaning. And finally, by removing both the handle and the foot, you can use it as a hand vacuum on countertops or upholstery.
Lightweight
Converts to hand vacuum
Quick-Release Handle
https://canada.bissell.com/3-in-1-vac-38B1F.html