Firehouse Subs Public Safety Foundation is donating a stealth stat system, worth more than $3,500 to the North Charleston Police Department during a ceremony at 10:30 a.m., on Tuesday, June 4 at the Firehouse Subs on 7250 Rivers Avenue in North Charleston. 

The donated device will allow the department to conduct traffic studies in areas where there are safety concerns. With the new system, officers will be able to record vehicle speeds at different times of the day to determine which areas are in need of enforcement."Our local heroes need to be prepared at a moment's notice to protect and save lives," said Kevin Hatton, franchisee of the North Charleston Firehouse Subs restaurant. "Firehouse Subs Public Safety Foundation, with the support of our restaurants, …