Should you buy Karcher WD 3 Vacuum Cleaner? 3 years later

Product link:
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This is my follow up video for Karcher WD 3 Multi-Purpose Vacuum Cleaner after 3 years of heavy use.
In this video you can check how to change the dust bag and sucking power of the Machine even after 3 years of heavy use.
The first unboxing video was posted on 16th Dec 2017 click the following to watch • Karcher WD 3 Multi-Pur... to watch