3 Color Blinking Flashing LED Auto Theft Deterrent Fake Antitheft Car Alarm System Flash Blink, AAA Battery Box Can Be Hidden So Only The Light Shows, On/Off Switch, 2 Window Warning Decals Bright flashing LED - choose color to match your cars interior lighting Battery operated - no need to wire your car Runs for weeks on 2 AAA batteries- (not included) use on / off switch to extend run time LED life 100,000 hours 2 Window Warning Stickers - STOP! Silent Alarm and GPS Tracking