We have a great range of turnistiles to control de access to sports complex, pubic or private buildings. It´s a good security device that identify each user and you could accept or not the entrance.
The user identification could be by proximity cards, keyrings or tags made by water-resisntan materials.
If there is an emergency or electic failure the turnstile will go down their arms to evacuation. There are a lot of models to be addapted to you.