They can. Many designs place vibration where it can contact the clitoris during penetration, depending on position and fit.

Keep wear time short and check circulation often. Remove immediately if you feel pain, numbness, or discoloration.

Often yes. Use lube and make sure it isn’t pulling or pinching the condom. If anything feels off, remove and adjust.

Use a lower setting, change placement, or add a barrier like underwear. Take breaks if you feel overstimulated.

Follow waterproof guidelines. Many can be washed with warm water and gentle soap; others should be wiped. Dry fully before storing.