Sports Radar SR-3600 Radar Gun & DS400 LCD Screen, Hard Case, Cable, 6V AC Adapt is a part of the high quality and dependable Radar Guns from Sports Radar. All of the features you need for a price you want. Radar Guns from Sports Radar are well known for their quality and Sports Radar SR-3600 Radar Gun & DS400 LCD Screen, Hard Case, Cable, 6V AC Adapt upholds that standard.