Here is the link:
It is amazing. I was skeptical at first. But, it does a better job than you possibly could with a ladder and hands.
I use it with an 18’ extension wand so I can do 2 stories as well:
https://www.princessauto.com/en/detail/18-ft-extendable-pressure-washer-wand/A-p8006835e
I will not do gutter cleaning any other way.