Our radar display line consists of three basic configurations; the Solar Radar Trailers, Driver Feedback Signs (also know as pole mounted radar displays or speed display), and dolly mounted radar display. All of our speed sign and radar displays can be either AC, solar with batteries, or battery powered. All K&K Systems' radars feature auto intensity control, Lexan sheilding with aluminum black face to protect display and enhance LEDs, two standard violater alerts; overspeed flashing and overspeed blanking, can be either MPH or KPH, LED technology with 100,000 hour, and K-Band radar.