Shooting Chrony Model F-1 Chronograph,
Measure Velocities of 70 - 9,999 FPS
Accuracy: 99.5% or better
Consistency: 99.6 % or higher
Tested and Working. Chronograph shows minimal use. Light diffusers and stands have wear and tear but are still usable.
Requires One 9V Battery - Battery Not Included
Please read Condition description and see Photos for additional details