The first bulletproof* standalone chronograph that has been designed and built from the ground up for shooters. It offers the same incredible accuracy as all NateChrony Chronographs, the market leading feature set and software, in a durable, lightweight and compact package. Perfect for any projectile whether its from an air rifle, CO2, powder burner, pistol, or airsoft. With its inbuilt environmental sensor (pressure and humidity) and bulletproof durability, it can be paired with another ExtremeBallistic unit or NateChrony SteadyShot, and placed downrange to provide ballistic coefficient information for your loads and testing. Using Wi-Fi you can get your results from the unit without having to leave your seat and go downrange, at distances of at least 100m. Specifications Accuracy: live shot calibrated from our master chronographs,