Today I was coming home from work And a got a ka band so I kept going and then I came across a accident and there where 2 police cars with radar on one with a Ka and one with K band, I seen the two units on. so I turn around too get a accurate reading. So the first run I got a Ka warnig and it was .9 miles and the police car was in behind a tow truck and other vehicals. so I that it was good. The second Time around the police car running Ka was gone,but the car running K was sill there, He was about 50 feet back from were the police car that was running the Ka. I got 1.2 miles on K band and the tow truck was in front of the police car I was Happy with the performace of the Whistler Pro 73. I was not on flat ground the accident was below me and about 25 degrees too the left . It was on the highway.