This stain striker is a top of the line at cleaning pet stains all the way to restaurant grease gunk. Easy to carry with a carry handle attached. Comfortable handle for vacuuming for long duration. The cleaners that this comes with ensures you will no longer smell any bad odor. Depending on how dirty the spot is that you’re trying to clean you may have to empty and fill up the containers quite quick but apart from that this a great product and I know I will be using it all over my house. If there is a issue there are multiple indications of what it could be with 2 blinking lights and a key for those lights right above it.