Caldwell 720001 Ballistic Precision Chronograph with FPS and MPS Readings, Green

from Flatlander

I clicked 1 star because of the non-existent Customer Service I've requested. I've had this Chronograph since about 2015 and it has performed very well. My old iPhone died this past winter requiring me to get a new one. Well the new ones don't have headphone jacks and without one the Chronogra...

from PNWshooter

Showing weird error codes when I turn it on and now it won't sync and communicate with iPhone app

from Ryan1234

I have owned this for about four years. I had to buy another one because I accidentally destroyed it because I was dumb and didn't factor my height-over-bore while getting data with a brand new rifle. There are two reasons I am not giving it 5 stars. The first is that I never liked the app. Ho...

from Jshoe

Taken it to the range twice now. Works great. I do have issues connecting to an iphone using an adapter. It says it's connected but doesn't show any readings on the phone. I've been using a tablet with a headphone jack.

from Air Fan

After 4 years of regular use OUTDOORS in many weather conditions - 5 stars. Over 30 years I've had Oehler, Chrony, other chronos. Outdoor lighting conditions can sometimes cause problems with any of them but it is always solvable. So far this Caldwell has been FORGIVING and has a good app for And...