Bought one and I am impressed. Really impressed. Set up time is about 10 seconds. Smaller than a cigarette package (w/o tripod). It comes with its own, btw. Has yet to not record a shot. Downloads data to smart phone or tablet with a free app. Smart phone can export data to a spreadsheet. Waterproof, reasonably shockproof, fits inside your range bag, and runs on battery for more than eight hours. It's so easy to use, you can fool yourself at first trying to figure things out; however, in reality you just turn it on, select a new session, set it behind muzzle, and shoot. It does all the rest.
In my opinion, if you want a chronograph that you will use, get this one. If you decide to get one, I suggest or
In my opinion, if you want a chronograph that you will use, get this one. If you decide to get one, I suggest or