It is a self-loading German pistol that was originally designed for the police and armed forces, which also follows from its name PPQ (Police Pistol Quick Defence). An upgraded version of the M2 was launched in 2013. It is available in 9 x 19, 9 x 21, .45 ACP and .40 S&W calibers. As it is very popular in the world, the market also offers replicas in the form of air or airsoft weapons.