GPS Angel K1 Deluxe Red Light & Speed Camera Detector (ultra slim, built-in battery) GPS detector locates hidden red light cameras, speed cameras, photo radar, and your own personal location alerts like schools and parks. World's smallest GPS camera warning system with advanced SIRF Star III technology and built-in rechargeable battery. On-board database of over 6000 red light & speed camera locations in the US & Canada with unlimited FREE weekly updates - no subscription fee (requires Windows PC for updates) Visual & audible alarms provide clear early warning to camera locations. 100% road legal and ready to use out of the box - just charge the internal battery and affix it to your windshield.