The USP V1 LEM is the Law Enforcement Modification action variant of the USP 9mm, using HK's unique LEM DAO trigger system that provides a consistent pull while maintaining the rebounding hammer safety of the standard USP. Offered as part of the nine-action-variant system for agencies standardizing on DAO. Type: Semi-Auto Pistol Action: DAO Caliber: 9mm Capacity: 15 Year introduced: 1997, Germany Weight: 26.5 oz Overall length: 7.64" Status: Active Intended use: Duty, Law Enforcement