This is not a vibrator

It moves air through a small opening at the tip, and the resulting pressure pulses act on nerve endings that vibration does not reach in the same way. That distinction is the entire product. It is also why descriptions borrowed from vibrator reviews do not transfer: people describe the sensation in terms that barely overlap with how they describe vibration.

Positioning takes practice

It has to sit over the opening and seal against it, rather than press against it, which is not how anyone instinctively holds a vibrator. Getting that seal right takes a few attempts and the instructions are usually a diagram with no words on it. If it feels like nothing is happening, check the seal before concluding you are in the group it does not work for. That mistake is common enough to be worth ruling out first.

The third that feels nothing

Read the one-star reviews on any air-pulse device before buying, not just the one you are looking at. They cluster on one sentence: I felt nothing. This is not a quality problem and it does not mean the unit was faulty. It is a fit problem, and it affects something in the region of a third of users. No specification, no average rating and no buying guide can tell you in advance which group you fall into. The only way to find out is to try one, which is an expensive way to find out.

Cleaning the opening

The opening is the part that matters and the part that is awkward. It needs rinsing after every use and it needs to be completely dry before it goes away, which means more than a wipe with a cloth. A soft brush helps. This is the ongoing cost of owning one, and it is the reason some people who like the sensation still end up using it less than they expected.

If it does nothing for you

You will know within two or three sessions, and no technique fixes it. That is worth saying plainly, because the temptation is to keep trying and the device is not cheap. If nothing happens, the mechanism does not suit your nerve endings, and no setting, angle or amount of lubricant changes that. It is not a failure on your part and it is not a fault in the unit. If you are unsure whether you are in the group it works for, read the retailer's returns policy before ordering rather than after, because once it has been used most will not take it back.

Who it is actually for

Not a first purchase. If you have not established that you like vibration, spending this much to discover you are in the third that feels nothing from air pulse is the wrong order of operations. It is for people who have used vibration for years, know what it does for them, and want something that does not follow the same adaptation curve. If that describes you, it is the most likely thing to reset a pattern that has gone flat. If it does not, the money is better spent on a better version of what already works.