Caldwell 720002 Ballistic Precision Chronograph G2The G2 Chronograph features an inverted system that is capable of measuring in adverse light conditions making the measurements more accurate than conventional chronographs, even indoors. Its light sensors are spaced apart for more accuracy and the sunscreens have self contained LED lights when a little extra light is needed. This system is collapsible and compact, for quick and easily deployed from its heavy duty storage case. Higher accuracy was