These Whistler XTR Series XTR-140 Dual LED Alert Laser Radar Detectors have a bright and easy to read icon display, combined with dual LED alert periscopes make the Whistler Pro Series XTR140 Laser Radar Detectors hard to ignore in more ways than one - literally. The Whistler XTR-140 Dual LED Alert Laser Radar Detectors also come complete with total band protection, total 360° perimeter protection, and patented VG-2 cloaking technology as well as everything you need to have your laser radar detector set up and working.