RCBS Ammo Master Chronograph

AmmoMaster Chronograph Description Designed to store inside its own carrying case the RCBS AmmoMaster Chronograph measures velocity ranging from 50 to 7000 feet per second while also measuring in meters per second. Storing up to 100 velocities this chronograph features a detachable keypad display and also mounts to a standard camera tripod. Operates on a single 9 volt battery (not included)