The technical function that are within a criminal justice of corrections environment is they have smart cards that has all of the inmates information also his or her movements , medical care he or she has, and as well what they bought from the commissary their meals. That they have eaten, treatment needs, also make sure the right person give access in areas that inmates cannot go. They have electric stun lethal fence they put in double perimeter fences, which on galvanized post are 30 feet apart, ten feet from the outer perimeter fence. Also they are 15 feet from the inner perimeters field, with any movement will send 10,000 volts through a person body killing in this process which this help keep the inmates from escaping. In addition, criminal justice system uses perimeter security and control devices they uses electronic sensors and monitor with the tension within the barbed-wire barricades that has seismometers. That goes off in fence has movement or motion not of the guards and staff members, which if it does lets off a loud alarm sound. That set off warning signals, in the guard booth and patrol cars and puts cameras on those areas to view the situation. The way that technological functions relate, with security and management functions in the correctional environment that technological function that was put in place help kept the staff and the inmates safe. It helps lower the possibility of inmates escaping and making sure that they can quickly response to emergency in the facility. In addition, technological functions help the management function is more efficient and professional helping stay ahead of all situations happening in the facility. To obtain control over the prisoners, and staff as well prevent any violent misconduct, escape, drugs weapons and gambling, so forth and make sure the medical help is given to inmates as well. For that reason,