Each mode has different sucking intervals and sucking time. It is recommended that you adjust to level 3 or above for strong sucking, so that you can experience unprecedented pleasure. The sucking vibrator lets you feel non-contact pleasure deep in your clitoris, not just the visible part targeted by traditional clitoral stimulators or sex toys, with a larger surface area for more exhilarating pleasure and development Inner satisfaction. This clit-sucking vibrator stimulates your clitoris, nipples, earlobes, and other sensitive areas for unbelievably real-feeling sex all alone. Nipple Stimulation: Unexpected Pleasure Stimulating the nipples can also bring about an orgasm. Let this bring you sweet and pulsating sensations. Ear irritation: smooth to the touch, less than 55 decibels, almost negligible.