The Special Pie Shot Timer is a device that responds to sound of gun shots, records the time that it occurs. They can give a start signal, usually a beep of some sort. M1A2 shot timer is suitable for military, police shooting training, IPSC, IDPA, 3GUNS and hunting sports. M1A2-F is designed to improve your shooting skills. Whether you are law or military enforcement, competitive shooter or a hobby shooter .It is now widely used in military and police shooting training, professional shooting sports competitions in various regions and countries.