This article contains the FAQs for the NV640 Series Shark® Rotator® Lift-Away®. This supports the following SKUs NV640 and NV642.
On the bottom of your box, you should see the model number near the bar code.
The main body of the vacuum (back of the unit) should have a rating label that features your model number.
Your product's model number is listed on the front cover of your instruction booklet.