GPS Angel V4E Red Light and Speed Camera Detector - Includes Lifetime Camera Database Subscription GPS detector locates hidden red light cameras, speed cameras, photo radar, and your own personal location alerts like schools Uses advanced SiRF Star III GPS satellite technology for pinpoint accuracy and camera detection. Free lifetime subscription to exclusive GPS Angel database of thousands of red light & speed camera locations in the US and Canada Visual and audible alarms provide clear early warning to camera locations. No installation or assembly required - just plug GPS Angel's cord (included) into cigarette lighter and place on dashboard