1Features: A laser eye detector for a 360 degree laser detection and easy to install. Can detect any stable or mobile radar speed monitor 200?800m ahead. 2Radar Detection: When you detect a position, the Gps will tell you by make a sound to show you are approaching speed detection device, so you can confirms the your speed on the road. 3High Performance: Adopts extreme range super heterodyne technology, with super fast sweep circuitry, provides extra detection range and the best possible advance warning to even the fastest radar device. 4Multifunctional: Relative speed sensing auto mute system that virtually eliminates false alerts, auto shutdown feature will render your detector undetectable by currently available radar detector. 5Record Setting: Provides complete immunity to Vg?2 radar detector. Electronically remembers radar detector setting for an indefinite period of time even with the power removed.