Directed / Viper 508D Invisibeam Field Disturbance Sensor NEW For vehicles that require

For vehicles that require

Sierra 3500 2003-2007

Metra Kit For 04-12 MITSUBISHI GALANT DIN/DOUBLE DIN

Battery powered (3xAAA -not included)

Automatic 2007-2015

Directed / Viper 508D Invisibeam Field Disturbance Sensor NEW For vehicles that requireBRAND NEW Directed Viper 508D Invisibeam Field Disturbance Sensor Directed 508D Invisibeam Field Disturbance Sensor Protect your vehicle with an invisible sensing field which detects moving high density objects (including people) near your car using Radio Frequency (RF) field disturbance technology. Ideal for convertibles, or any application where zone intrusion protection is desired. Violation of the outer field can provoke siren chirps (or a