Lancer Tactical MK18 MOD0 Airsoft M4 RIS Automatic Electric AEG Rifle Tan - TOPHATTER'S ARMORY DEALSThe Lancer Tactical Airsoft M4 is an AEG (Automatic Electric Gun). It is equipped with a Ver. 2 gearbox for efficient, reliable and great performance. Its lightweight structure makes it easier for mobility and greater performance. It is equipped with Safe, Semi Auto, and Full Auto, which allows the user to choose his or her firing mode for different combat styles and scenarios. Features: Action: Safe, Semi Auto, Full Auto Velocity: 400 FPS w . 20g