Evolution Airburst Red 20′ Aerial Shells (self contained)AirburstCombinationCometsCrossetteFalling CometsFallsFlares and Strobe FlaresFlash TraysGerbsJetsLaser CometsLine RocketsMinesMortar HitsSparkle Cannons/Cannon SimulatorSPD Bullet HitsTheatrical Flashes Aprox. 20ft/6 m diameter Red Airburst, CE 0589-T2-0022, Safety Distance tbd A:5m,B:117,6dB(AL max)@8m;T:5m