The Shooting Chrony Alpha Model Chronograph gives numbered shot velocities. Velocity stays on display until you shoot again. Comes with huge 14-1/2 x 14-1/2 inch triangular shooting area with a Stereo Jack for optional Remote Control or Printer. Uses one 9 volt alkaline battery with up to 48 hours of continuous use.
Other features include One String, from 2 to 32 shot memory (Numbered). Measures High, Low and Average Velocities, Extreme Spread and Standard Deviations. Retrieval of individual shot velocity measurements. Deletes individual shots from memory (with automatic adjustment of Statistics).
Each model measures the speed of bullets, arrows, shotguns, airgun pellets and paintballs, etc. - from 30/fps to 7000/fps and with better than 0.5% accuracy. It can go with you anywhere. Just unfold (like a book), mount on a tripod or place on a table, insert diffusers and shoot in less than 2 minutes. Each model is made of 20 gauge steel but weighs less than 2.5 lbs. It is powered by one 9-volt Alkaline battery (not included) and equipped with an extra large LCD readout (0.5 inch high). When folded, it is 7.5 inches long, 4.5 inches wide and 2.75 inches high. All Chrony's come with a 5 year limited warranty.