COMPATIBLE: A lightening to 3.5mm adapter (sold separately) is needed for use with iPhone model 7 and newer.
#CHRONOGRAPH SHOOTING FULL#
That said, it’s also very inexpensive, and still measures your bullet velocity with an accuracy greater than 99 percent. No cell phone app, no extra accessories, and no tripod. The Competition Electronics ProChrono Digital Chronograph is a traditional infrared chronograph that’s as barebones as they come. Data for groups includes average velocity, standard deviation, and greatest deviation.The Competition Electronics ProChrono Digital Chronograph is the one of the most affordable models we looked at. Made in USA with real service and support.Connect to the data port for remote capability with optional accessories.Delete an individual shot or entire string with the touch of a button.Review each velocity and shot string data which includes average velocity, standard deviation, and extreme spread.Store 9 shot strings with up to 99 shots each in power down memory.